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screenshot: Add signals to ScreenshotUI

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These signals will let the yet to be introduced D-Bus method to
be notified of when either a screenshot has been taken, or if
the screenshot UI has been closed without taking a screenshot.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/2999>
This commit is contained in:
Georges Basile Stavracas Neto 2023-10-28 19:18:53 -03:00 committed by Marge Bot
parent 75dafd8d9c
commit c80f3af79b
1 changed files with 41 additions and 22 deletions
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31
js/ui/screenshot.js
View File

@ -1060,6 +1060,10 @@ export const ScreenshotUI = GObject.registerClass({
GObject.ParamFlags.READABLE,
false),
},
Signals: {
'screenshot-taken': {param_types: [Gio.File.$gtype]},
'closed': {},
},
}, class ScreenshotUI extends St.Widget {
_init() {
super._init({
@ -1663,6 +1667,8 @@ export const ScreenshotUI = GObject.registerClass({
this._areaSelector.reset();
for (const selector of this._windowSelectors)
selector.reset();
this.emit('closed');
}
close(instantly = false) {
@ -1845,7 +1851,7 @@ export const ScreenshotUI = GObject.registerClass({
_onCaptureButtonClicked() {
if (this._shotButton.checked) {
this._saveScreenshot();
this._saveScreenshot().catch(logError);
this.close();
} else {
// Screencast closes the UI on its own.
@ -1853,7 +1859,9 @@ export const ScreenshotUI = GObject.registerClass({
}
}
_saveScreenshot() {
async _saveScreenshot() {
let file = null;
if (this._selectionButton.checked || this._screenButton.checked) {
const content = this._stageScreenshot.get_content();
if (!content)
@ -1866,7 +1874,8 @@ export const ScreenshotUI = GObject.registerClass({
if (!this._cursor.visible)
cursorTexture = null;
captureScreenshot(
try {
file = await captureScreenshot(
texture, geometry, this._scale,
{
texture: cursorTexture ?? null,
@ -1874,7 +1883,10 @@ export const ScreenshotUI = GObject.registerClass({
y: this._cursor.y * this._scale,
scale: this._cursorScale,
}
).catch(e => logError(e, 'Error capturing screenshot'));
);
} catch (e) {
logError(e, 'Error capturing screenshot');
}
} else if (this._windowButton.checked) {
const window =
this._windowSelectors.flatMap(selector => selector.windows())
@ -1892,7 +1904,8 @@ export const ScreenshotUI = GObject.registerClass({
if (!this._cursor.visible)
cursorTexture = null;
captureScreenshot(
try {
file = await captureScreenshot(
texture,
null,
window.bufferScale,
@ -1902,10 +1915,16 @@ export const ScreenshotUI = GObject.registerClass({
y: window.cursorPoint.y * window.bufferScale,
scale: this._cursorScale,
}
).catch(e => logError(e, 'Error capturing screenshot'));
);
} catch (e) {
logError(e, 'Error capturing screenshot');
}
}
if (file)
this.emit('screenshot-taken', file);
}
async _startScreencast() {
if (this._windowButton.checked)
return; // TODO