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authorJörg Frings-Fürst <debian@jff-webhosting.net>2015-01-24 11:03:06 +0100
committerJörg Frings-Fürst <debian@jff-webhosting.net>2015-01-24 11:03:06 +0100
commitb683ce2789d95b2e9f221e75adc30efd91cfb901 (patch)
tree7903b95887c3fbb995ec2e6a99b027053e617adf /src/gui/piePreview.vala
parent73201cab74e84e5372b6c4a1f72f7e70df5c0d5a (diff)
Imported Upstream version 0.5.7upstream/0.5.7
Diffstat (limited to 'src/gui/piePreview.vala')
-rw-r--r--src/gui/piePreview.vala198
1 files changed, 95 insertions, 103 deletions
diff --git a/src/gui/piePreview.vala b/src/gui/piePreview.vala
index 3ddf6c8..0420d5e 100644
--- a/src/gui/piePreview.vala
+++ b/src/gui/piePreview.vala
@@ -1,4 +1,4 @@
-/*
+/*
Copyright (c) 2011 by Simon Schneegans
This program is free software: you can redistribute it and/or modify it
@@ -12,12 +12,12 @@ 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/>.
+this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace GnomePie {
-/////////////////////////////////////////////////////////////////////////
+/////////////////////////////////////////////////////////////////////////
/// A custom widget displaying the preview of a Pie. It can be used to
/// configure the displayed Pie in various aspects.
/////////////////////////////////////////////////////////////////////////
@@ -31,42 +31,42 @@ class PiePreview : Gtk.DrawingArea {
public signal void on_last_slice_removed();
public signal void on_first_slice_added();
-
+
/////////////////////////////////////////////////////////////////////
/// The internally used renderer to draw the Pie.
/////////////////////////////////////////////////////////////////////
private PiePreviewRenderer renderer = null;
-
+
/////////////////////////////////////////////////////////////////////
/// The window which pops up, when a Slice is added or edited.
/////////////////////////////////////////////////////////////////////
-
+
private NewSliceWindow? new_slice_window = null;
-
+
/////////////////////////////////////////////////////////////////////
/// A timer used for calculating the frame time.
/////////////////////////////////////////////////////////////////////
-
+
private GLib.Timer timer;
-
+
/////////////////////////////////////////////////////////////////////
/// True, when it is possible to drag a slice from this widget.
/// False, when the user currently hovers over the add sign.
/////////////////////////////////////////////////////////////////////
-
+
private bool drag_enabled = false;
-
+
/////////////////////////////////////////////////////////////////////
/// The ID of the currently displayed Pie.
/////////////////////////////////////////////////////////////////////
-
+
private string current_id = "";
-
+
/////////////////////////////////////////////////////////////////////
/// The position from where a Slice-drag started.
/////////////////////////////////////////////////////////////////////
-
+
private int drag_start_index = -1;
private string drag_start_id = "";
@@ -75,50 +75,45 @@ class PiePreview : Gtk.DrawingArea {
/////////////////////////////////////////////////////////////////////
public PiePreview() {
- this.renderer = new PiePreviewRenderer();
-
- #if HAVE_GTK_3
- this.draw.connect(this.on_draw);
- #else
- this.expose_event.connect(this.on_draw);
- #endif
-
+ this.renderer = new PiePreviewRenderer(this);
+
+ this.draw.connect(this.on_draw);
this.timer = new GLib.Timer();
- this.set_events(Gdk.EventMask.POINTER_MOTION_MASK
+ this.set_events(Gdk.EventMask.POINTER_MOTION_MASK
| Gdk.EventMask.LEAVE_NOTIFY_MASK
| Gdk.EventMask.ENTER_NOTIFY_MASK);
-
+
// setup drag and drop
this.enable_drag_source();
-
+
Gtk.TargetEntry uri_dest = {"text/uri-list", 0, 0};
Gtk.TargetEntry slice_dest = {"text/plain", Gtk.TargetFlags.SAME_WIDGET, 0};
Gtk.TargetEntry[] destinations = { uri_dest, slice_dest };
Gtk.drag_dest_set(this, Gtk.DestDefaults.ALL, destinations, Gdk.DragAction.COPY | Gdk.DragAction.MOVE | Gdk.DragAction.LINK);
-
+
this.drag_begin.connect(this.on_start_drag);
this.drag_end.connect(this.on_end_drag);
this.drag_data_received.connect(this.on_dnd_received);
-
+
// connect mouse events
this.drag_motion.connect(this.on_drag_move);
this.leave_notify_event.connect(this.on_mouse_leave);
- this.enter_notify_event.connect(this.on_mouse_enter);
+ this.enter_notify_event.connect(this.on_mouse_enter);
this.motion_notify_event.connect_after(this.on_mouse_move);
this.button_release_event.connect_after(this.on_button_release);
this.button_press_event.connect_after(this.on_button_press);
-
+
this.new_slice_window = new NewSliceWindow();
this.new_slice_window.on_select.connect((new_action, as_new_slice, at_position) => {
var pie = PieManager.all_pies[this.current_id];
-
+
if (new_action.has_quickaction())
renderer.disable_quickactions();
-
+
if (as_new_slice) {
pie.add_group(new_action, at_position+1);
this.renderer.add_group(new_action, at_position+1);
-
+
if (this.renderer.slice_count() == 1)
this.on_first_slice_added();
} else {
@@ -126,72 +121,74 @@ class PiePreview : Gtk.DrawingArea {
this.renderer.update_group(new_action, at_position);
}
});
-
+
this.renderer.on_edit_slice.connect((pos) => {
this.new_slice_window.reload();
-
+
this.new_slice_window.set_parent(this.get_toplevel() as Gtk.Window);
this.new_slice_window.show();
-
+
var pie = PieManager.all_pies[this.current_id];
this.new_slice_window.set_action(pie.action_groups[pos], pos);
});
-
+
this.renderer.on_add_slice.connect((pos) => {
this.new_slice_window.reload();
-
+
this.new_slice_window.set_parent(this.get_toplevel() as Gtk.Window);
this.new_slice_window.show();
-
+
this.new_slice_window.set_default(this.current_id, pos);
});
-
+
this.renderer.on_remove_slice.connect((pos) => {
-
+
var dialog = new Gtk.MessageDialog(this.get_toplevel() as Gtk.Window, Gtk.DialogFlags.MODAL,
Gtk.MessageType.QUESTION, Gtk.ButtonsType.YES_NO,
_("Do you really want to delete this Slice?"));
-
+
dialog.response.connect((response) => {
if (response == Gtk.ResponseType.YES) {
var pie = PieManager.all_pies[this.current_id];
-
+
pie.remove_group(pos);
this.renderer.remove_group(pos);
-
+
if (this.renderer.slice_count() == 0)
this.on_last_slice_removed();
}
});
-
+
dialog.run();
dialog.destroy();
});
}
-
+
/////////////////////////////////////////////////////////////////////
/// Sets the currently displayed Pie to the Pie with the given ID.
/////////////////////////////////////////////////////////////////////
-
+
public void set_pie(string id) {
+ var style = this.get_style_context();
+
this.current_id = id;
- this.modify_bg(Gtk.StateType.NORMAL, Gtk.rc_get_style(this).light[Gtk.StateType.NORMAL]);
+ this.override_background_color(Gtk.StateFlags.NORMAL, style.get_background_color(Gtk.StateFlags.NORMAL));
this.renderer.load_pie(PieManager.all_pies[id]);
-
+
if (id == this.drag_start_id) {
this.renderer.hide_group(this.drag_start_index);
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Begins the draw loop. It automatically ends, when the containing
/// window becomes invisible.
/////////////////////////////////////////////////////////////////////
-
+
public void draw_loop() {
this.timer.start();
this.queue_draw();
-
+
GLib.Timeout.add((uint)(1000.0/Config.global.refresh_rate), () => {
this.queue_draw();
return this.get_toplevel().visible;
@@ -201,97 +198,92 @@ class PiePreview : Gtk.DrawingArea {
/////////////////////////////////////////////////////////////////////
/// Called every frame.
/////////////////////////////////////////////////////////////////////
-
- #if HAVE_GTK_3
- private bool on_draw(Cairo.Context ctx) {
- #else
- private bool on_draw(Gtk.Widget da, Gdk.EventExpose event) {
- var ctx = Gdk.cairo_create(this.get_window());
- #endif
+
+ private bool on_draw(Cairo.Context ctx) {
// store the frame time
double frame_time = this.timer.elapsed();
this.timer.reset();
-
+
Gtk.Allocation allocation;
this.get_allocation(out allocation);
-
+
ctx.translate((int)(allocation.width*0.5), (int)(allocation.height*0.5));
-
+
this.renderer.draw(frame_time, ctx);
-
+
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse leaves the area of this widget.
/////////////////////////////////////////////////////////////////////
-
+
public bool on_mouse_leave(Gdk.EventCrossing event) {
this.renderer.on_mouse_leave();
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse enters the area of this widget.
/////////////////////////////////////////////////////////////////////
-
+
public bool on_mouse_enter(Gdk.EventCrossing event) {
this.renderer.on_mouse_enter();
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse moves in the area of this widget.
/////////////////////////////////////////////////////////////////////
-
+
private bool on_mouse_move(Gdk.EventMotion event) {
this.renderer.set_dnd_mode(false);
Gtk.Allocation allocation;
this.get_allocation(out allocation);
this.renderer.on_mouse_move(event.x-allocation.width*0.5, event.y-allocation.height*0.5);
-
+
if (this.renderer.get_active_slice() < 0) this.disable_drag_source();
else this.enable_drag_source();
-
+
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when a mouse button is pressed.
/////////////////////////////////////////////////////////////////////
-
+
private bool on_button_press() {
this.renderer.on_button_press();
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when a mouse button is released.
/////////////////////////////////////////////////////////////////////
-
+
private bool on_button_release() {
- if (!this.renderer.drag_n_drop_mode)
+ if (!this.renderer.drag_n_drop_mode)
this.renderer.on_button_release();
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the mouse is moved over this widget.
/////////////////////////////////////////////////////////////////////
-
+
private bool on_drag_move(Gdk.DragContext ctx, int x, int y, uint time) {
this.renderer.set_dnd_mode(true);
Gtk.Allocation allocation;
this.get_allocation(out allocation);
this.renderer.on_mouse_move(x-allocation.width*0.5, y-allocation.height*0.5);
-
+
return true;
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the user tries to drag something from this widget.
/////////////////////////////////////////////////////////////////////
-
+
private void on_start_drag(Gdk.DragContext ctx) {
this.drag_start_index = this.renderer.get_active_slice();
this.drag_start_id = this.current_id;
@@ -300,19 +292,19 @@ class PiePreview : Gtk.DrawingArea {
this.renderer.hide_group(this.drag_start_index);
Gtk.drag_set_icon_pixbuf(ctx, pixbuf, icon.size()/2, icon.size()/2);
-
+
this.renderer.set_dnd_mode(true);
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the user finishes a drag operation on this widget.
/// Only used for Slice-movement.
/////////////////////////////////////////////////////////////////////
-
+
private void on_end_drag(Gdk.DragContext context) {
-
+
if (context.list_targets() != null) {
-
+
int target_index = this.renderer.get_active_slice();
this.renderer.set_dnd_mode(false);
@@ -328,48 +320,48 @@ class PiePreview : Gtk.DrawingArea {
var dst_pie = PieManager.all_pies[this.current_id];
dst_pie.add_group(src_pie.action_groups[this.drag_start_index], target_index);
this.renderer.add_group(dst_pie.action_groups[target_index], target_index);
-
+
if (this.renderer.slices.size == 1)
this.on_first_slice_added();
-
+
if ((context.get_actions() & Gdk.DragAction.COPY) == 0)
src_pie.remove_group(this.drag_start_index);
}
-
-
+
+
}
});
-
+
this.drag_start_index = -1;
this.drag_start_id = "";
- }
+ }
}
-
+
/////////////////////////////////////////////////////////////////////
/// Called when the user finishes a drag operation on this widget.
/// Only used for external drags.
/////////////////////////////////////////////////////////////////////
-
- private void on_dnd_received(Gdk.DragContext context, int x, int y,
+
+ private void on_dnd_received(Gdk.DragContext context, int x, int y,
Gtk.SelectionData selection_data, uint info, uint time_) {
-
+
var pie = PieManager.all_pies[this.current_id];
int position = this.renderer.get_active_slice();
this.renderer.set_dnd_mode(false);
-
+
foreach (var uri in selection_data.get_uris()) {
pie.add_action(ActionRegistry.new_for_uri(uri), position);
this.renderer.add_group(pie.action_groups[position], position);
-
+
if (this.renderer.slices.size == 1)
this.on_first_slice_added();
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Enables this widget to be a source for drag operations.
/////////////////////////////////////////////////////////////////////
-
+
private void enable_drag_source() {
if (!this.drag_enabled) {
this.drag_enabled = true;
@@ -378,18 +370,18 @@ class PiePreview : Gtk.DrawingArea {
Gtk.drag_source_set(this, Gdk.ModifierType.BUTTON1_MASK, sources, Gdk.DragAction.MOVE | Gdk.DragAction.COPY);
}
}
-
+
/////////////////////////////////////////////////////////////////////
/// Disables this widget to be a source for drag operations.
- /////////////////////////////////////////////////////////////////////
-
+ /////////////////////////////////////////////////////////////////////
+
private void disable_drag_source() {
if (this.drag_enabled) {
this.drag_enabled = false;
Gtk.drag_source_unset(this);
}
}
-
+
}
}