Imported Upstream version 0.6.2upstream/0.6.2

1 files changed, 315 insertions, 0 deletions

diff --git a/src/gui/pieOptionsWindow.vala b/src/gui/pieOptionsWindow.vala
new file mode 100644
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--- /dev/null
+++ b/src/gui/pieOptionsWindow.vala
@@ -0,0 +1,315 @@
+/////////////////////////////////////////////////////////////////////////
+// Copyright (c) 2011-2015 by Simon Schneegans
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or (at
+// your option) any later version.
+//
+// This program is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+/////////////////////////////////////////////////////////////////////////
+
+namespace GnomePie {
+
+/////////////////////////////////////////////////////////////////////////
+/// This window allows the selection of a hotkey. It is returned in form
+/// of a Trigger. Therefore it can be either a keyboard driven hotkey or
+/// a mouse based hotkey.
+/////////////////////////////////////////////////////////////////////////
+
+public class PieOptionsWindow : GLib.Object {
+
+    /////////////////////////////////////////////////////////////////////
+    /// This signal is emitted when the user selects a new hot key.
+    /////////////////////////////////////////////////////////////////////
+
+    public signal void on_ok(Trigger trigger, string pie_name, string icon_name);
+
+    /////////////////////////////////////////////////////////////////////
+    /// Some private members which are needed by other methods.
+    /////////////////////////////////////////////////////////////////////
+
+    private Gtk.Dialog window;
+    private Gtk.CheckButton turbo;
+    private Gtk.CheckButton delayed;
+    private Gtk.CheckButton centered;
+    private Gtk.CheckButton warp;
+    private Gtk.RadioButton rshape[10];
+    private TriggerSelectButton trigger_button;
+    private Gtk.Entry name_entry = null;
+    private Gtk.Button? icon_button = null;
+    private Gtk.Image? icon = null;
+    private Gtk.Label? pie_id = null;
+
+    private IconSelectWindow? icon_window = null;
+
+    /////////////////////////////////////////////////////////////////////
+    /// The currently configured trigger.
+    /////////////////////////////////////////////////////////////////////
+
+    private Trigger trigger = null;
+
+    /////////////////////////////////////////////////////////////////////
+    /// The trigger which was active when this window was opened. It is
+    /// stored in order to check whether anything has changed when the
+    /// user clicks on OK.
+    /////////////////////////////////////////////////////////////////////
+
+    private Trigger original_trigger = null;
+
+    /////////////////////////////////////////////////////////////////////
+    /// Stores the current icon name of the pie.
+    /////////////////////////////////////////////////////////////////////
+
+    private string icon_name = "";
+
+    /////////////////////////////////////////////////////////////////////
+    /// Stores the id of the current pie.
+    /////////////////////////////////////////////////////////////////////
+
+    private string id = "";
+
+    /////////////////////////////////////////////////////////////////////
+    /// Radioboxes call toggled() twice per selection change.
+    /// This flag is used to discard one of the two notifications.
+    /////////////////////////////////////////////////////////////////////
+
+    private static int notify_toggle = 0;
+
+    /////////////////////////////////////////////////////////////////////
+    /// C'tor, constructs a new PieOptionsWindow.
+    /////////////////////////////////////////////////////////////////////
+
+    public PieOptionsWindow() {
+        try {
+
+            Gtk.Builder builder = new Gtk.Builder();
+
+            builder.add_from_file (Paths.ui_files + "/pie_options.ui");
+
+            this.window = builder.get_object("window") as Gtk.Dialog;
+            this.trigger_button = new TriggerSelectButton(true);
+            this.trigger_button.show();
+
+            this.trigger_button.on_select.connect((trigger) => {
+                this.trigger = new Trigger.from_values(
+                    trigger.key_sym,
+                    trigger.modifiers,
+                    trigger.with_mouse,
+                    this.turbo.active,
+                    this.delayed.active,
+                    this.centered.active,
+                    this.warp.active,
+                    this.get_radio_shape()
+                );
+            });
+
+            (builder.get_object("trigger-box") as Gtk.Box).pack_start(this.trigger_button, true, true);
+
+            (builder.get_object("ok-button") as Gtk.Button).clicked.connect(this.on_ok_button_clicked);
+            (builder.get_object("cancel-button") as Gtk.Button).clicked.connect(this.on_cancel_button_clicked);
+
+            this.turbo = builder.get_object("turbo-check") as Gtk.CheckButton;
+            this.turbo.toggled.connect(this.on_check_toggled);
+
+            this.delayed = builder.get_object("delay-check") as Gtk.CheckButton;
+            this.delayed.toggled.connect(this.on_check_toggled);
+
+            this.centered = builder.get_object("center-check") as Gtk.CheckButton;
+            this.centered.toggled.connect(this.on_check_toggled);
+
+            this.warp = builder.get_object("warp-check") as Gtk.CheckButton;
+            this.warp.toggled.connect(this.on_check_toggled);
+
+            for (int i= 0; i < 10; i++) {
+                this.rshape[i] = builder.get_object("rshape%d".printf(i)) as Gtk.RadioButton;
+                this.rshape[i].toggled.connect(this.on_radio_toggled);
+            }
+
+            this.name_entry = builder.get_object("name-entry") as Gtk.Entry;
+            this.name_entry.activate.connect(this.on_ok_button_clicked);
+
+            this.pie_id = builder.get_object("pie-id") as Gtk.Label;
+
+            this.icon = builder.get_object("icon") as Gtk.Image;
+            this.icon_button = builder.get_object("icon-button") as Gtk.Button;
+            this.icon_button.clicked.connect(on_icon_button_clicked);
+
+            this.window.delete_event.connect(this.window.hide_on_delete);
+
+        } catch (GLib.Error e) {
+            error("Could not load UI: %s\n", e.message);
+        }
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Sets the parent window, in order to make this window stay in
+    /// front.
+    /////////////////////////////////////////////////////////////////////
+
+    public void set_parent(Gtk.Window parent) {
+        this.window.set_transient_for(parent);
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Displays the window on the screen.
+    /////////////////////////////////////////////////////////////////////
+
+    public void show() {
+        this.window.show_all();
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Initilizes all members to match the Trigger of the Pie with the
+    /// given ID.
+    /////////////////////////////////////////////////////////////////////
+
+    public void set_pie(string id) {
+        var trigger = new Trigger.from_string(PieManager.get_accelerator_of(id));
+        var pie = PieManager.all_pies[id];
+
+        this.id = id;
+
+        this.turbo.active = trigger.turbo;
+        this.delayed.active = trigger.delayed;
+        this.centered.active = trigger.centered;
+        this.warp.active = trigger.warp;
+        this.set_radio_shape( trigger.shape );
+        this.original_trigger = trigger;
+        this.trigger = trigger;
+        this.name_entry.text = PieManager.get_name_of(id);
+        this.pie_id.label = "Pie-ID: " + id;
+        this.trigger_button.set_trigger(trigger);
+        this.set_icon(pie.icon);
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Called when one of the checkboxes is toggled.
+    /////////////////////////////////////////////////////////////////////
+
+    private void on_check_toggled() {
+        if (this.trigger != null) {
+            this.trigger = new Trigger.from_values(
+                this.trigger.key_sym, this.trigger.modifiers,
+                this.trigger.with_mouse, this.turbo.active,
+                this.delayed.active, this.centered.active,
+                this.warp.active,
+                this.get_radio_shape()
+            );
+        }
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Returns the current selected radio-button shape: 0= automatic
+    /// 5= full pie; 1,3,7,8= quarters; 2,4,6,8=halves
+    /// 1 | 4 | 7
+    /// 2 | 5 | 8
+    /// 3 | 6 | 9
+    /////////////////////////////////////////////////////////////////////
+
+    private int get_radio_shape() {
+        int rs;
+        for (rs= 0; rs < 10; rs++) {
+            if (this.rshape[rs].active) {
+                break;
+            }
+        }
+        return rs;
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Sets the current selected radio-button shape: 0= automatic
+    /// 5= full pie; 1,3,7,8= quarters; 2,4,6,8=halves
+    /////////////////////////////////////////////////////////////////////
+
+    private void set_radio_shape(int rs) {
+        if (rs < 0 || rs > 9) {
+            rs= 5;  //replace invalid value with default= full pie
+        }
+        this.rshape[rs].active= true;
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Called twice when one of the radioboxes is toggled.
+    /////////////////////////////////////////////////////////////////////
+
+    private void on_radio_toggled() {
+        notify_toggle= 1 - notify_toggle;
+        if (notify_toggle == 1) {
+            on_check_toggled(); //just call once
+        }
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Called when the icon button is clicked.
+    /////////////////////////////////////////////////////////////////////
+
+    private void on_icon_button_clicked(Gtk.Button button) {
+        if (this.icon_window == null) {
+            this.icon_window = new IconSelectWindow(this.window);
+            this.icon_window.on_ok.connect((icon) => {
+                set_icon(icon);
+            });
+        }
+
+        this.icon_window.show();
+        this.icon_window.set_icon(this.icon_name);
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Called when the OK-button is pressed.
+    /////////////////////////////////////////////////////////////////////
+
+    private void on_ok_button_clicked() {
+        var assigned_id = PieManager.get_assigned_id(this.trigger);
+
+        if (assigned_id != "" && assigned_id != this.id) {
+            // it's already assigned
+            var error = _("This hotkey is already assigned to the pie \"%s\"! \n\nPlease select " +
+                          "another one or cancel your selection.").printf(PieManager.get_name_of(assigned_id));
+            var dialog = new Gtk.MessageDialog((Gtk.Window)this.window.get_toplevel(), Gtk.DialogFlags.MODAL,
+                                               Gtk.MessageType.ERROR, Gtk.ButtonsType.CANCEL, error);
+            dialog.run();
+            dialog.destroy();
+        } else {
+            // a unused hot key has been chosen, great!
+            this.on_ok(this.trigger, this.name_entry.text, this.icon_name);
+            this.window.hide();
+        }
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Sets the icon of the icon_button
+    /////////////////////////////////////////////////////////////////////
+
+    private void set_icon(string name) {
+        this.icon_name = name;
+
+        if (name.contains("/")) {
+            try {
+                this.icon.pixbuf = new Gdk.Pixbuf.from_file_at_scale(name,
+                                        this.icon.get_pixel_size(), this.icon.get_pixel_size(), true);
+            } catch (GLib.Error error) {
+                warning(error.message);
+            }
+        } else {
+            this.icon.icon_name = name;
+        }
+    }
+
+    /////////////////////////////////////////////////////////////////////
+    /// Called when the cancel button is pressed.
+    /////////////////////////////////////////////////////////////////////
+
+    private void on_cancel_button_clicked() {
+        this.window.hide();
+    }
+}
+
+}