From f2304664d6f8c46432a1994812fad2273905caa3 Mon Sep 17 00:00:00 2001
From: Cole Robinson <crobinso@redhat.com>
Date: Thu, 23 May 2019 20:34:55 -0400
Subject: [PATCH] snapshots: Split out vmmSnapshotNew class
Simplifies code org
---
ui/snapshots.ui | 294 +-----------------------
ui/snapshotsnew.ui | 296 ++++++++++++++++++++++++
virtManager/baseclass.py | 12 +-
virtManager/snapshots.py | 475 +++++++++++++++++++++------------------
4 files changed, 565 insertions(+), 512 deletions(-)
create mode 100644 ui/snapshotsnew.ui
diff --git a/ui/snapshots.ui b/ui/snapshots.ui
index b91ff653d..09695a240 100644
--- a/ui/snapshots.ui
+++ b/ui/snapshots.ui
@@ -1,297 +1,14 @@
<?xml version="1.0" encoding="UTF-8"?>
-<!-- Generated with glade 3.20.2 -->
+<!-- Generated with glade 3.22.1 -->
<interface>
<requires lib="gtk+" version="3.22"/>
- <object class="GtkImage" id="image3">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="stock">gtk-new</property>
- </object>
- <object class="GtkWindow" id="snapshot-new">
- <property name="can_focus">False</property>
- <property name="title" translatable="yes">Create snapshot</property>
- <property name="resizable">False</property>
- <property name="type_hint">dialog</property>
- <signal name="delete-event" handler="on_snapshot_new_delete_event" swapped="no"/>
- <child>
- <object class="GtkBox" id="box1">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="orientation">vertical</property>
- <property name="spacing">6</property>
- <child>
- <object class="GtkViewport" id="header">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="resize_mode">queue</property>
- <child>
- <object class="GtkBox" id="hbox77">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="border_width">6</property>
- <property name="spacing">10</property>
- <child>
- <object class="GtkImage" id="image4">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="stock">gtk-new</property>
- <property name="icon_size">6</property>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">False</property>
- <property name="position">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkBox" id="hbox2">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <child>
- <object class="GtkLabel" id="label2">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="label" translatable="yes"><span size='large' color='white'>Create snapshot</span></property>
- <property name="use_markup">True</property>
- </object>
- <packing>
- <property name="expand">True</property>
- <property name="fill">True</property>
- <property name="position">0</property>
- </packing>
- </child>
- </object>
- <packing>
- <property name="expand">True</property>
- <property name="fill">True</property>
- <property name="position">1</property>
- </packing>
- </child>
- </object>
- </child>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkBox" id="box3">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="border_width">12</property>
- <property name="orientation">vertical</property>
- <property name="spacing">18</property>
- <child>
- <object class="GtkGrid" id="box4">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="row_spacing">6</property>
- <property name="column_spacing">6</property>
- <child>
- <object class="GtkLabel" id="label1">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="label" translatable="yes">_Name:</property>
- <property name="use_underline">True</property>
- <property name="mnemonic_widget">snapshot-new-name</property>
- </object>
- <packing>
- <property name="left_attach">0</property>
- <property name="top_attach">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkEntry" id="snapshot-new-name">
- <property name="visible">True</property>
- <property name="can_focus">True</property>
- <property name="invisible_char">●</property>
- <signal name="activate" handler="on_snapshot_new_name_activate" swapped="no"/>
- <signal name="changed" handler="on_snapshot_new_name_changed" swapped="no"/>
- </object>
- <packing>
- <property name="left_attach">1</property>
- <property name="top_attach">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkLabel" id="label3">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="valign">start</property>
- <property name="label" translatable="yes">_Description:</property>
- <property name="use_underline">True</property>
- <property name="mnemonic_widget">snapshot-new-description</property>
- </object>
- <packing>
- <property name="left_attach">0</property>
- <property name="top_attach">2</property>
- </packing>
- </child>
- <child>
- <object class="GtkScrolledWindow" id="scrolledwindow1">
- <property name="width_request">300</property>
- <property name="height_request">125</property>
- <property name="visible">True</property>
- <property name="can_focus">True</property>
- <property name="shadow_type">in</property>
- <child>
- <object class="GtkTextView" id="snapshot-new-description">
- <property name="visible">True</property>
- <property name="can_focus">True</property>
- </object>
- </child>
- </object>
- <packing>
- <property name="left_attach">1</property>
- <property name="top_attach">2</property>
- </packing>
- </child>
- <child>
- <object class="GtkLabel" id="label4">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="label" translatable="yes">Status:</property>
- </object>
- <packing>
- <property name="left_attach">0</property>
- <property name="top_attach">1</property>
- </packing>
- </child>
- <child>
- <object class="GtkBox" id="hbox1">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="spacing">3</property>
- <child>
- <object class="GtkImage" id="snapshot-new-status-icon">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="stock">gtk-cancel</property>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkLabel" id="snapshot-new-status-text">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="label">Shut down</property>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">1</property>
- </packing>
- </child>
- </object>
- <packing>
- <property name="left_attach">1</property>
- <property name="top_attach">1</property>
- </packing>
- </child>
- <child>
- <object class="GtkLabel" id="label6">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="valign">start</property>
- <property name="label" translatable="yes">Screenshot:</property>
- </object>
- <packing>
- <property name="left_attach">0</property>
- <property name="top_attach">3</property>
- </packing>
- </child>
- <child>
- <object class="GtkImage" id="snapshot-new-screenshot">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="halign">start</property>
- <property name="stock">gtk-missing-image</property>
- </object>
- <packing>
- <property name="left_attach">1</property>
- <property name="top_attach">3</property>
- </packing>
- </child>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkButtonBox" id="buttonbox2">
- <property name="visible">True</property>
- <property name="can_focus">False</property>
- <property name="spacing">6</property>
- <property name="layout_style">end</property>
- <child>
- <object class="GtkButton" id="snapshot-new-cancel">
- <property name="label">gtk-cancel</property>
- <property name="visible">True</property>
- <property name="can_focus">True</property>
- <property name="receives_default">True</property>
- <property name="use_stock">True</property>
- <signal name="clicked" handler="on_snapshot_new_cancel_clicked" swapped="no"/>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">0</property>
- </packing>
- </child>
- <child>
- <object class="GtkButton" id="snapshot-new-ok">
- <property name="label" translatable="yes">_Finish</property>
- <property name="visible">True</property>
- <property name="can_focus">True</property>
- <property name="receives_default">True</property>
- <property name="image">image3</property>
- <property name="use_underline">True</property>
- <signal name="clicked" handler="on_snapshot_new_ok_clicked" swapped="no"/>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">1</property>
- </packing>
- </child>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">1</property>
- </packing>
- </child>
- </object>
- <packing>
- <property name="expand">False</property>
- <property name="fill">True</property>
- <property name="position">1</property>
- </packing>
- </child>
- </object>
- </child>
- <child type="titlebar">
- <placeholder/>
- </child>
- </object>
<object class="GtkWindow" id="snapshot-top-window">
<property name="width_request">600</property>
<property name="height_request">400</property>
<property name="can_focus">False</property>
+ <child type="titlebar">
+ <placeholder/>
+ </child>
<child>
<object class="GtkBox" id="snapshot-top-box">
<property name="visible">True</property>
@@ -819,8 +536,5 @@
</child>
</object>
</child>
- <child type="titlebar">
- <placeholder/>
- </child>
</object>
</interface>
diff --git a/ui/snapshotsnew.ui b/ui/snapshotsnew.ui
new file mode 100644
index 000000000..0a6aa6935
--- /dev/null
+++ b/ui/snapshotsnew.ui
@@ -0,0 +1,296 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Generated with glade 3.22.1 -->
+<interface>
+ <requires lib="gtk+" version="3.20"/>
+ <object class="GtkImage" id="image3">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="stock">gtk-new</property>
+ </object>
+ <object class="GtkWindow" id="snapshot-new">
+ <property name="can_focus">False</property>
+ <property name="title" translatable="yes">Create snapshot</property>
+ <property name="type_hint">dialog</property>
+ <signal name="delete-event" handler="on_snapshot_new_delete_event" swapped="no"/>
+ <child type="titlebar">
+ <placeholder/>
+ </child>
+ <child>
+ <object class="GtkBox" id="box1">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="orientation">vertical</property>
+ <property name="spacing">6</property>
+ <child>
+ <object class="GtkViewport" id="header">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="resize_mode">queue</property>
+ <child>
+ <object class="GtkBox" id="hbox77">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="border_width">6</property>
+ <property name="spacing">10</property>
+ <child>
+ <object class="GtkImage" id="image4">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="stock">gtk-new</property>
+ <property name="icon_size">6</property>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">False</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkBox" id="hbox2">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <child>
+ <object class="GtkLabel" id="label2">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="label" translatable="yes"><span size='large' color='white'>Create snapshot</span></property>
+ <property name="use_markup">True</property>
+ </object>
+ <packing>
+ <property name="expand">True</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ </object>
+ <packing>
+ <property name="expand">True</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ </child>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkBox" id="box3">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="border_width">12</property>
+ <property name="orientation">vertical</property>
+ <property name="spacing">18</property>
+ <child>
+ <object class="GtkAlignment" id="snapshot-new-box-align">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <child>
+ <object class="GtkGrid" id="snapshot-new-box">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="row_spacing">6</property>
+ <property name="column_spacing">6</property>
+ <child>
+ <object class="GtkLabel" id="label1">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="label" translatable="yes">_Name:</property>
+ <property name="use_underline">True</property>
+ <property name="mnemonic_widget">snapshot-new-name</property>
+ </object>
+ <packing>
+ <property name="left_attach">0</property>
+ <property name="top_attach">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkEntry" id="snapshot-new-name">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="invisible_char">●</property>
+ <signal name="activate" handler="on_snapshot_new_name_activate" swapped="no"/>
+ <signal name="changed" handler="on_snapshot_new_name_changed" swapped="no"/>
+ </object>
+ <packing>
+ <property name="left_attach">1</property>
+ <property name="top_attach">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkLabel" id="label3">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="valign">start</property>
+ <property name="label" translatable="yes">_Description:</property>
+ <property name="use_underline">True</property>
+ <property name="mnemonic_widget">snapshot-new-description</property>
+ </object>
+ <packing>
+ <property name="left_attach">0</property>
+ <property name="top_attach">2</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkScrolledWindow" id="scrolledwindow1">
+ <property name="width_request">300</property>
+ <property name="height_request">125</property>
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="shadow_type">in</property>
+ <child>
+ <object class="GtkTextView" id="snapshot-new-description">
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ </object>
+ </child>
+ </object>
+ <packing>
+ <property name="left_attach">1</property>
+ <property name="top_attach">2</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkLabel" id="label4">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="label" translatable="yes">Status:</property>
+ </object>
+ <packing>
+ <property name="left_attach">0</property>
+ <property name="top_attach">1</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkBox" id="hbox1">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="spacing">3</property>
+ <child>
+ <object class="GtkImage" id="snapshot-new-status-icon">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="stock">gtk-cancel</property>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkLabel" id="snapshot-new-status-text">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="label">Shut down</property>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ <packing>
+ <property name="left_attach">1</property>
+ <property name="top_attach">1</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkLabel" id="label6">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="valign">start</property>
+ <property name="label" translatable="yes">Screenshot:</property>
+ </object>
+ <packing>
+ <property name="left_attach">0</property>
+ <property name="top_attach">3</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkImage" id="snapshot-new-screenshot">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="halign">start</property>
+ <property name="stock">gtk-missing-image</property>
+ </object>
+ <packing>
+ <property name="left_attach">1</property>
+ <property name="top_attach">3</property>
+ </packing>
+ </child>
+ </object>
+ </child>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkButtonBox" id="buttonbox2">
+ <property name="visible">True</property>
+ <property name="can_focus">False</property>
+ <property name="spacing">6</property>
+ <property name="layout_style">end</property>
+ <child>
+ <object class="GtkButton" id="snapshot-new-cancel">
+ <property name="label">gtk-cancel</property>
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="receives_default">True</property>
+ <property name="use_stock">True</property>
+ <signal name="clicked" handler="on_snapshot_new_cancel_clicked" swapped="no"/>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">0</property>
+ </packing>
+ </child>
+ <child>
+ <object class="GtkButton" id="snapshot-new-ok">
+ <property name="label" translatable="yes">_Finish</property>
+ <property name="visible">True</property>
+ <property name="can_focus">True</property>
+ <property name="receives_default">True</property>
+ <property name="image">image3</property>
+ <property name="use_underline">True</property>
+ <signal name="clicked" handler="on_snapshot_new_ok_clicked" swapped="no"/>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ <packing>
+ <property name="expand">False</property>
+ <property name="fill">True</property>
+ <property name="position">1</property>
+ </packing>
+ </child>
+ </object>
+ </child>
+ </object>
+</interface>
diff --git a/virtManager/baseclass.py b/virtManager/baseclass.py
index ccd307081..78902e839 100644
--- a/virtManager/baseclass.py
+++ b/virtManager/baseclass.py
@@ -258,13 +258,6 @@ class vmmGObject(GObject.GObject):
class vmmGObjectUI(vmmGObject):
- @staticmethod
- def bind_escape_key_close_helper(topwin, close_cb):
- def close_on_escape(src_ignore, event):
- if Gdk.keyval_name(event.keyval) == "Escape":
- close_cb()
- topwin.connect("key-press-event", close_on_escape)
-
def __init__(self, filename, windowname, builder=None, topwin=None):
vmmGObject.__init__(self)
self._external_topwin = bool(topwin)
@@ -325,7 +318,10 @@ class vmmGObjectUI(vmmGObject):
return bool(self.topwin and self.topwin.get_visible())
def bind_escape_key_close(self):
- self.bind_escape_key_close_helper(self.topwin, self.close)
+ def close_on_escape(src_ignore, event):
+ if Gdk.keyval_name(event.keyval) == "Escape":
+ self.close()
+ self.topwin.connect("key-press-event", close_on_escape)
def _set_cursor(self, cursor_type):
gdk_window = self.topwin.get_window()
diff --git a/virtManager/snapshots.py b/virtManager/snapshots.py
index 49ec8b02b..2a267ff5c 100644
--- a/virtManager/snapshots.py
+++ b/virtManager/snapshots.py
@@ -29,6 +29,30 @@ mimemap = {
}
+def _make_screenshot_pixbuf(mime, sdata):
+ loader = GdkPixbuf.PixbufLoader.new_with_mime_type(mime)
+ loader.write(sdata)
+ pixbuf = loader.get_pixbuf()
+ loader.close()
+
+ maxsize = 450
+ def _scale(big, small, maxsize):
+ if big <= maxsize:
+ return big, small
+ factor = float(maxsize) / float(big)
+ return maxsize, int(factor * float(small))
+
+ width = pixbuf.get_width()
+ height = pixbuf.get_height()
+ if width > height:
+ width, height = _scale(width, height, maxsize)
+ else:
+ height, width = _scale(height, width, maxsize)
+
+ return pixbuf.scale_simple(width, height,
+ GdkPixbuf.InterpType.BILINEAR)
+
+
def _mime_to_ext(val, reverse=False):
for m, e in mimemap.items():
if val == m and not reverse:
@@ -40,6 +64,226 @@ def _mime_to_ext(val, reverse=False):
reverse and "mime" or "extension")
+class vmmSnapshotNew(vmmGObjectUI):
+ __gsignals__ = {
+ "snapshot-created": (vmmGObjectUI.RUN_FIRST, None, [str]),
+ }
+
+ def __init__(self, vm):
+ vmmGObjectUI.__init__(self, "snapshotsnew.ui", "snapshot-new")
+ self.vm = vm
+
+ self._init_ui()
+
+ self.builder.connect_signals({
+ "on_snapshot_new_delete_event": self.close,
+ "on_snapshot_new_cancel_clicked": self.close,
+ "on_snapshot_new_name_changed": self._name_changed_cb,
+ "on_snapshot_new_name_activate": self._ok_clicked_cb,
+ "on_snapshot_new_ok_clicked": self._ok_clicked_cb,
+ })
+ self.bind_escape_key_close()
+
+
+ #######################
+ # Standard UI methods #
+ #######################
+
+ def show(self, parent):
+ logging.debug("Showing new snapshot wizard")
+ self._reset_state()
+ self.topwin.set_transient_for(parent)
+ self.topwin.present()
+
+ def close(self, ignore1=None, ignore2=None):
+ logging.debug("Closing new snapshot wizard")
+ self.topwin.hide()
+ return 1
+
+ def _cleanup(self):
+ self.vm = None
+
+
+ ###########
+ # UI init #
+ ###########
+
+ def _init_ui(self):
+ blue = Gdk.color_parse("#0072A8")
+ self.widget("header").modify_bg(Gtk.StateType.NORMAL, blue)
+
+ buf = Gtk.TextBuffer()
+ self.widget("snapshot-new-description").set_buffer(buf)
+
+ def _reset_state(self):
+ collidelist = [s.get_xmlobj().name for s in self.vm.list_snapshots()]
+ default_name = DomainSnapshot.find_free_name(
+ self.vm.get_backend(), collidelist)
+
+ self.widget("snapshot-new-name").set_text(default_name)
+ self.widget("snapshot-new-name").emit("changed")
+ self.widget("snapshot-new-description").get_buffer().set_text("")
+ self.widget("snapshot-new-ok").grab_focus()
+ self.widget("snapshot-new-status-text").set_text(self.vm.run_status())
+ self.widget("snapshot-new-status-icon").set_from_icon_name(
+ self.vm.run_status_icon_name(), Gtk.IconSize.BUTTON)
+
+ sn = self._get_screenshot()
+ uiutil.set_grid_row_visible(
+ self.widget("snapshot-new-screenshot"), bool(sn))
+ if sn:
+ self.widget("snapshot-new-screenshot").set_from_pixbuf(sn)
+
+ self.widget("snapshot-new-name").grab_focus()
+
+
+ ###################
+ # Create handling #
+ ###################
+
+ def _take_screenshot(self):
+ stream = None
+ try:
+ stream = self.vm.conn.get_backend().newStream(0)
+ screen = 0
+ flags = 0
+ mime = self.vm.get_backend().screenshot(stream, screen, flags)
+
+ ret = io.BytesIO()
+ def _write_cb(_stream, data, userdata):
+ ignore = stream
+ ignore = userdata
+ ret.write(data)
+
+ stream.recvAll(_write_cb, None)
+ return mime, ret.getvalue()
+ finally:
+ try:
+ if stream:
+ stream.finish()
+ except Exception:
+ pass
+
+ def _get_screenshot(self):
+ if not self.vm.is_active():
+ logging.debug("Skipping screenshot since VM is not active")
+ return
+ if not self.vm.xmlobj.devices.graphics:
+ logging.debug("Skipping screenshot since VM has no graphics")
+ return
+
+ try:
+ # Perform two screenshots, because qemu + qxl has a bug where
+ # screenshot generally only shows the data from the previous
+ # screenshot request:
+ # https://bugs.launchpad.net/qemu/+bug/1314293
+ self._take_screenshot()
+ mime, sdata = self._take_screenshot()
+ except Exception:
+ logging.exception("Error taking screenshot")
+ return
+
+ ext = _mime_to_ext(mime)
+ if not ext:
+ return
+
+ newpix = _make_screenshot_pixbuf(mime, sdata)
+ setattr(newpix, "vmm_mimetype", mime)
+ setattr(newpix, "vmm_sndata", sdata)
+ return newpix
+
+ def _new_finish_cb(self, error, details, newname):
+ self.reset_finish_cursor()
+
+ if error is not None:
+ error = _("Error creating snapshot: %s") % error
+ self.err.show_err(error, details=details)
+ return
+ self.emit("snapshot-created", newname)
+
+ def _validate_new_snapshot(self):
+ name = self.widget("snapshot-new-name").get_text()
+ desc = self.widget("snapshot-new-description"
+ ).get_buffer().get_property("text")
+
+ try:
+ newsnap = DomainSnapshot(self.vm.conn.get_backend())
+ newsnap.name = name
+ newsnap.description = desc or None
+ newsnap.validate()
+ newsnap.get_xml()
+ return newsnap
+ except Exception as e:
+ return self.err.val_err(_("Error validating snapshot: %s") % e)
+
+ def _get_screenshot_data_for_save(self):
+ snwidget = self.widget("snapshot-new-screenshot")
+ if not snwidget.is_visible():
+ return None, None
+
+ sn = snwidget.get_pixbuf()
+ if not sn:
+ return None, None
+
+ mime = getattr(sn, "vmm_mimetype", None)
+ sndata = getattr(sn, "vmm_sndata", None)
+ return mime, sndata
+
+ def _do_create_snapshot(self, asyncjob, xml, name, mime, sndata):
+ ignore = asyncjob
+
+ self.vm.create_snapshot(xml)
+
+ try:
+ cachedir = self.vm.get_cache_dir()
+ basesn = os.path.join(cachedir, "snap-screenshot-%s" % name)
+
+ # Remove any pre-existing screenshots so we don't show stale data
+ for ext in list(mimemap.values()):
+ p = basesn + "." + ext
+ if os.path.exists(basesn + "." + ext):
+ os.unlink(p)
+
+ if not mime or not sndata:
+ return
+
+ filename = basesn + "." + _mime_to_ext(mime)
+ logging.debug("Writing screenshot to %s", filename)
+ open(filename, "wb").write(sndata)
+ except Exception:
+ logging.exception("Error saving screenshot")
+
+ def _create_new_snapshot(self):
+ snap = self._validate_new_snapshot()
+ if not snap:
+ return
+
+ xml = snap.get_xml()
+ name = snap.name
+ mime, sndata = self._get_screenshot_data_for_save()
+ self.close()
+
+ self.set_finish_cursor()
+ progWin = vmmAsyncJob(
+ self._do_create_snapshot, [xml, name, mime, sndata],
+ self._new_finish_cb, [name],
+ _("Creating snapshot"),
+ _("Creating virtual machine snapshot"),
+ self.topwin)
+ progWin.run()
+
+
+ ################
+ # UI listeners #
+ ################
+
+ def _name_changed_cb(self, src):
+ self.widget("snapshot-new-ok").set_sensitive(bool(src.get_text()))
+
+ def _ok_clicked_cb(self, src):
+ return self._create_new_snapshot()
+
+
class vmmSnapshotPage(vmmGObjectUI):
def __init__(self, vm, builder, topwin):
vmmGObjectUI.__init__(self, "snapshots.ui",
@@ -49,15 +293,11 @@ class vmmSnapshotPage(vmmGObjectUI):
self._initial_populate = False
self._unapplied_changes = False
+ self._snapshot_new = None
self._snapmenu = None
self._init_ui()
- self._snapshot_new = self.widget("snapshot-new")
- self._snapshot_new.set_transient_for(self.topwin)
- self.bind_escape_key_close_helper(self._snapshot_new,
- self._snapshot_new_close)
-
self.builder.connect_signals({
"on_snapshot_add_clicked": self._on_add_clicked,
"on_snapshot_delete_clicked": self._on_delete_clicked,
@@ -67,13 +307,6 @@ class vmmSnapshotPage(vmmGObjectUI):
"on_snapshot_list_button_press_event": self._popup_snapshot_menu,
"on_snapshot_refresh_clicked": self._on_refresh_clicked,
"on_snapshot_list_row_activated": self._on_start_clicked,
-
- # 'Create' dialog
- "on_snapshot_new_delete_event": self._snapshot_new_close,
- "on_snapshot_new_ok_clicked": self._on_new_ok_clicked,
- "on_snapshot_new_cancel_clicked": self._snapshot_new_close,
- "on_snapshot_new_name_changed": self._snapshot_new_name_changed,
- "on_snapshot_new_name_activate": self._on_new_ok_clicked,
})
self.top_box = self.widget("snapshot-top-box")
@@ -83,31 +316,27 @@ class vmmSnapshotPage(vmmGObjectUI):
selection.set_mode(Gtk.SelectionMode.MULTIPLE)
selection.set_select_function(self._confirm_changes, None)
+
##############
# Init stuff #
##############
def _cleanup(self):
self.vm = None
-
- self._snapshot_new.destroy()
- self._snapshot_new = None
self._snapmenu = None
+ if self._snapshot_new:
+ self._snapshot_new.cleanup()
+ self._snapshot_new = None
+
def _init_ui(self):
# pylint: disable=redefined-variable-type
- blue = Gdk.color_parse("#0072A8")
- self.widget("header").modify_bg(Gtk.StateType.NORMAL, blue)
-
self.widget("snapshot-notebook").set_show_tabs(False)
buf = Gtk.TextBuffer()
buf.connect("changed", self._description_changed)
self.widget("snapshot-description").set_buffer(buf)
- buf = Gtk.TextBuffer()
- self.widget("snapshot-new-description").set_buffer(buf)
-
# [name, row label, tooltip, icon name, sortname, current]
model = Gtk.ListStore(str, str, str, str, str, bool)
model.set_sort_column_id(4, Gtk.SortType.ASCENDING)
@@ -254,29 +483,6 @@ class vmmSnapshotPage(vmmGObjectUI):
self._initial_populate = True
- def _make_screenshot_pixbuf(self, mime, sdata):
- loader = GdkPixbuf.PixbufLoader.new_with_mime_type(mime)
- loader.write(sdata)
- pixbuf = loader.get_pixbuf()
- loader.close()
-
- maxsize = 450
- def _scale(big, small, maxsize):
- if big <= maxsize:
- return big, small
- factor = float(maxsize) / float(big)
- return maxsize, int(factor * float(small))
-
- width = pixbuf.get_width()
- height = pixbuf.get_height()
- if width > height:
- width, height = _scale(width, height, maxsize)
- else:
- height, width = _scale(height, width, maxsize)
-
- return pixbuf.scale_simple(width, height,
- GdkPixbuf.InterpType.BILINEAR)
-
def _read_screenshot_file(self, name):
if not name:
return
@@ -291,7 +497,7 @@ class vmmSnapshotPage(vmmGObjectUI):
mime = _mime_to_ext(os.path.splitext(filename)[1][1:], reverse=True)
if not mime:
return
- return self._make_screenshot_pixbuf(mime, open(filename, "rb").read())
+ return _make_screenshot_pixbuf(mime, open(filename, "rb").read())
def _set_snapshot_state(self, snap=None):
self.widget("snapshot-notebook").set_current_page(0)
@@ -363,164 +569,6 @@ class vmmSnapshotPage(vmmGObjectUI):
return True
- ##################
- # 'New' handling #
- ##################
-
- def _take_screenshot(self):
- stream = None
- try:
- stream = self.vm.conn.get_backend().newStream(0)
- screen = 0
- flags = 0
- mime = self.vm.get_backend().screenshot(stream, screen, flags)
-
- ret = io.BytesIO()
- def _write_cb(_stream, data, userdata):
- ignore = stream
- ignore = userdata
- ret.write(data)
-
- stream.recvAll(_write_cb, None)
- return mime, ret.getvalue()
- finally:
- try:
- if stream:
- stream.finish()
- except Exception:
- pass
-
- def _get_screenshot(self):
- if not self.vm.is_active():
- logging.debug("Skipping screenshot since VM is not active")
- return
- if not self.vm.xmlobj.devices.graphics:
- logging.debug("Skipping screenshot since VM has no graphics")
- return
-
- try:
- # Perform two screenshots, because qemu + qxl has a bug where
- # screenshot generally only shows the data from the previous
- # screenshot request:
- # https://bugs.launchpad.net/qemu/+bug/1314293
- self._take_screenshot()
- mime, sdata = self._take_screenshot()
- except Exception:
- logging.exception("Error taking screenshot")
- return
-
- ext = _mime_to_ext(mime)
- if not ext:
- return
-
- newpix = self._make_screenshot_pixbuf(mime, sdata)
- setattr(newpix, "vmm_mimetype", mime)
- setattr(newpix, "vmm_sndata", sdata)
- return newpix
-
- def _reset_new_state(self):
- collidelist = [s.get_xmlobj().name for s in self.vm.list_snapshots()]
- default_name = DomainSnapshot.find_free_name(
- self.vm.get_backend(), collidelist)
-
- self.widget("snapshot-new-name").set_text(default_name)
- self.widget("snapshot-new-name").emit("changed")
- self.widget("snapshot-new-description").get_buffer().set_text("")
- self.widget("snapshot-new-ok").grab_focus()
- self.widget("snapshot-new-status-text").set_text(self.vm.run_status())
- self.widget("snapshot-new-status-icon").set_from_icon_name(
- self.vm.run_status_icon_name(), Gtk.IconSize.BUTTON)
-
- sn = self._get_screenshot()
- uiutil.set_grid_row_visible(
- self.widget("snapshot-new-screenshot"), bool(sn))
- if sn:
- self.widget("snapshot-new-screenshot").set_from_pixbuf(sn)
-
-
- def _snapshot_new_name_changed(self, src):
- self.widget("snapshot-new-ok").set_sensitive(bool(src.get_text()))
-
- def _new_finish_cb(self, error, details, newname):
- self.reset_finish_cursor()
-
- if error is not None:
- error = _("Error creating snapshot: %s") % error
- self.err.show_err(error, details=details)
- return
- self._refresh_snapshots(newname)
-
- def _validate_new_snapshot(self):
- name = self.widget("snapshot-new-name").get_text()
- desc = self.widget("snapshot-new-description"
- ).get_buffer().get_property("text")
-
- try:
- newsnap = DomainSnapshot(self.vm.conn.get_backend())
- newsnap.name = name
- newsnap.description = desc or None
- newsnap.validate()
- newsnap.get_xml()
- return newsnap
- except Exception as e:
- return self.err.val_err(_("Error validating snapshot: %s") % e)
-
- def _get_screenshot_data_for_save(self):
- snwidget = self.widget("snapshot-new-screenshot")
- if not snwidget.is_visible():
- return None, None
-
- sn = snwidget.get_pixbuf()
- if not sn:
- return None, None
-
- mime = getattr(sn, "vmm_mimetype", None)
- sndata = getattr(sn, "vmm_sndata", None)
- return mime, sndata
-
- def _do_create_snapshot(self, asyncjob, xml, name, mime, sndata):
- ignore = asyncjob
-
- self.vm.create_snapshot(xml)
-
- try:
- cachedir = self.vm.get_cache_dir()
- basesn = os.path.join(cachedir, "snap-screenshot-%s" % name)
-
- # Remove any pre-existing screenshots so we don't show stale data
- for ext in list(mimemap.values()):
- p = basesn + "." + ext
- if os.path.exists(basesn + "." + ext):
- os.unlink(p)
-
- if not mime or not sndata:
- return
-
- filename = basesn + "." + _mime_to_ext(mime)
- logging.debug("Writing screenshot to %s", filename)
- open(filename, "wb").write(sndata)
- except Exception:
- logging.exception("Error saving screenshot")
-
- def _create_new_snapshot(self):
- snap = self._validate_new_snapshot()
- if not snap:
- return
-
- xml = snap.get_xml()
- name = snap.name
- mime, sndata = self._get_screenshot_data_for_save()
- self._snapshot_new_close()
-
- self.set_finish_cursor()
- progWin = vmmAsyncJob(
- self._do_create_snapshot, [xml, name, mime, sndata],
- self._new_finish_cb, [name],
- _("Creating snapshot"),
- _("Creating virtual machine snapshot"),
- self.topwin)
- progWin.run()
-
def _apply(self):
snaps = self._get_selected_snapshots()
if not snaps or len(snaps) > 1:
@@ -554,10 +602,9 @@ class vmmSnapshotPage(vmmGObjectUI):
return
self._snapmenu.popup_at_pointer(event)
- def _snapshot_new_close(self, *args, **kwargs):
- ignore = args
- ignore = kwargs
- self._snapshot_new.hide()
+ def close(self, ignore1=None, ignore2=None):
+ if self._snapshot_new:
+ self._snapshot_new.close()
return 1
def _description_changed(self, ignore):
@@ -574,15 +621,15 @@ class vmmSnapshotPage(vmmGObjectUI):
self._apply()
self._refresh_snapshots()
- def _on_new_ok_clicked(self, ignore):
- return self._create_new_snapshot()
+ def _snapshot_created_cb(self, src, newname):
+ self._refresh_snapshots(newname)
def _on_add_clicked(self, ignore):
- if self._snapshot_new.is_visible():
- return
- self._reset_new_state()
- self._snapshot_new.show()
- self.widget("snapshot-new-name").grab_focus()
+ if not self._snapshot_new:
+ self._snapshot_new = vmmSnapshotNew(self.vm)
+ self._snapshot_new.connect("snapshot-created",
+ self._snapshot_created_cb)
+ self._snapshot_new.show(self.topwin)
def _on_refresh_clicked(self, ignore):
self._refresh_snapshots()