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Diffstat (limited to '')
| -rw-r--r-- | js/ui/shellEntry.js | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/js/ui/shellEntry.js b/js/ui/shellEntry.js new file mode 100644 index 0000000..38f5a83 --- /dev/null +++ b/js/ui/shellEntry.js @@ -0,0 +1,209 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* exported addContextMenu CapsLockWarning */ + +const { Clutter, GObject, Pango, Shell, St } = imports.gi; + +const BoxPointer = imports.ui.boxpointer; +const Main = imports.ui.main; +const Params = imports.misc.params; +const PopupMenu = imports.ui.popupMenu; + +var EntryMenu = class extends PopupMenu.PopupMenu { + constructor(entry) { + super(entry, 0, St.Side.TOP); + + this._entry = entry; + this._clipboard = St.Clipboard.get_default(); + + // Populate menu + let item; + item = new PopupMenu.PopupMenuItem(_("Copy")); + item.connect('activate', this._onCopyActivated.bind(this)); + this.addMenuItem(item); + this._copyItem = item; + + item = new PopupMenu.PopupMenuItem(_("Paste")); + item.connect('activate', this._onPasteActivated.bind(this)); + this.addMenuItem(item); + this._pasteItem = item; + + if (entry instanceof St.PasswordEntry) + this._makePasswordItem(); + + Main.uiGroup.add_actor(this.actor); + this.actor.hide(); + } + + _makePasswordItem() { + let item = new PopupMenu.PopupMenuItem(''); + item.connect('activate', this._onPasswordActivated.bind(this)); + this.addMenuItem(item); + this._passwordItem = item; + } + + open(animate) { + this._updatePasteItem(); + this._updateCopyItem(); + if (this._passwordItem) + this._updatePasswordItem(); + + super.open(animate); + this._entry.add_style_pseudo_class('focus'); + + let direction = St.DirectionType.TAB_FORWARD; + if (!this.actor.navigate_focus(null, direction, false)) + this.actor.grab_key_focus(); + } + + _updateCopyItem() { + let selection = this._entry.clutter_text.get_selection(); + this._copyItem.setSensitive(!this._entry.clutter_text.password_char && + selection && selection != ''); + } + + _updatePasteItem() { + this._clipboard.get_text(St.ClipboardType.CLIPBOARD, + (clipboard, text) => { + this._pasteItem.setSensitive(text && text != ''); + }); + } + + _updatePasswordItem() { + if (!this._entry.password_visible) + this._passwordItem.label.set_text(_("Show Text")); + else + this._passwordItem.label.set_text(_("Hide Text")); + } + + _onCopyActivated() { + let selection = this._entry.clutter_text.get_selection(); + this._clipboard.set_text(St.ClipboardType.CLIPBOARD, selection); + } + + _onPasteActivated() { + this._clipboard.get_text(St.ClipboardType.CLIPBOARD, + (clipboard, text) => { + if (!text) + return; + this._entry.clutter_text.delete_selection(); + let pos = this._entry.clutter_text.get_cursor_position(); + this._entry.clutter_text.insert_text(text, pos); + }); + } + + _onPasswordActivated() { + this._entry.password_visible = !this._entry.password_visible; + } +}; + +function _setMenuAlignment(entry, stageX) { + let [success, entryX] = entry.transform_stage_point(stageX, 0); + if (success) + entry.menu.setSourceAlignment(entryX / entry.width); +} + +function _onButtonPressEvent(actor, event, entry) { + if (entry.menu.isOpen) { + entry.menu.close(BoxPointer.PopupAnimation.FULL); + return Clutter.EVENT_STOP; + } else if (event.get_button() == 3) { + let [stageX] = event.get_coords(); + _setMenuAlignment(entry, stageX); + entry.menu.open(BoxPointer.PopupAnimation.FULL); + return Clutter.EVENT_STOP; + } + return Clutter.EVENT_PROPAGATE; +} + +function _onPopup(actor, entry) { + let cursorPosition = entry.clutter_text.get_cursor_position(); + let [success, textX, textY_, lineHeight_] = entry.clutter_text.position_to_coords(cursorPosition); + if (success) + entry.menu.setSourceAlignment(textX / entry.width); + entry.menu.open(BoxPointer.PopupAnimation.FULL); +} + +function addContextMenu(entry, params) { + if (entry.menu) + return; + + params = Params.parse(params, { actionMode: Shell.ActionMode.POPUP }); + + entry.menu = new EntryMenu(entry); + entry._menuManager = new PopupMenu.PopupMenuManager(entry, + { actionMode: params.actionMode }); + entry._menuManager.addMenu(entry.menu); + + // Add an event handler to both the entry and its clutter_text; the former + // so padding is included in the clickable area, the latter because the + // event processing of ClutterText prevents event-bubbling. + entry.clutter_text.connect('button-press-event', (actor, event) => { + _onButtonPressEvent(actor, event, entry); + }); + entry.connect('button-press-event', (actor, event) => { + _onButtonPressEvent(actor, event, entry); + }); + + entry.connect('popup-menu', actor => _onPopup(actor, entry)); + + entry.connect('destroy', () => { + entry.menu.destroy(); + entry.menu = null; + entry._menuManager = null; + }); +} + +var CapsLockWarning = GObject.registerClass( +class CapsLockWarning extends St.Label { + _init(params) { + let defaultParams = { style_class: 'caps-lock-warning-label' }; + super._init(Object.assign(defaultParams, params)); + + this.text = _('Caps lock is on.'); + + this.clutter_text.ellipsize = Pango.EllipsizeMode.NONE; + this.clutter_text.line_wrap = true; + + let seat = Clutter.get_default_backend().get_default_seat(); + this._keymap = seat.get_keymap(); + this._stateChangedId = 0; + + this.connect('notify::mapped', () => { + if (this.is_mapped()) { + this._stateChangedId = this._keymap.connect('state-changed', + () => this._sync(true)); + } else { + this._keymap.disconnect(this._stateChangedId); + this._stateChangedId = 0; + } + + this._sync(false); + }); + + this.connect('destroy', () => { + if (this._stateChangedId) + this._keymap.disconnect(this._stateChangedId); + }); + } + + _sync(animate) { + let capsLockOn = this._keymap.get_caps_lock_state(); + + this.remove_all_transitions(); + + const { naturalHeightSet } = this; + this.natural_height_set = false; + let [, height] = this.get_preferred_height(-1); + this.natural_height_set = naturalHeightSet; + + this.ease({ + height: capsLockOn ? height : 0, + opacity: capsLockOn ? 255 : 0, + duration: animate ? 200 : 0, + onComplete: () => { + if (capsLockOn) + this.height = -1; + }, + }); + } +}); |