swc

commit bf9ee7c8e70917cc7d1a0b05ae0d333abeb49812
parent 32a260879853762d9d187e54042533655cfc04ed
Author: Michael Forney <mforney@mforney.org>
Date:   Sat, 29 Nov 2014 23:42:11 -0800

window: Allow window manager to handle move/resize requests

Diffstat:
M
libswc/swc.h
 | 
18
++++++++++++++++++
M
libswc/window.c
 | 
6
++++++

2 files changed, 24 insertions(+), 0 deletions(-)
diff --git a/libswc/swc.h b/libswc/swc.h
@@ -124,6 +124,24 @@ struct swc_window_handler
      * Called when the pointer enters the window.
      */
     void (* entered)(void * data);
+
+    /**
+     * Called when the window wants to initiate an interactive move, but the
+     * window is not in stacked mode.
+     *
+     * The window manager may respond by changing the window's mode, after which
+     * the interactive move will be honored.
+     */
+    void (* move)(void * data);
+
+    /**
+     * Called when the window wants to initiate an interactive resize, but the
+     * window is not in stacked mode.
+     *
+     * The window manager may respond by changing the window's mode, after which
+     * the interactive resize will be honored.
+     */
+    void (* resize)(void * data);
 };
 
 struct swc_window
diff --git a/libswc/window.c b/libswc/window.c
@@ -483,6 +483,9 @@ void window_set_parent(struct window * window, struct window * parent)
 
 void window_begin_move(struct window * window, struct button * button)
 {
+    if (window->mode != WINDOW_MODE_STACKED && window->handler->move)
+        window->handler->move(window->handler_data);
+
     if (window->mode != WINDOW_MODE_STACKED || window->move.interaction.active)
         return;
 
@@ -498,6 +501,9 @@ void window_begin_move(struct window * window, struct button * button)
 void window_begin_resize(struct window * window, uint32_t edges,
                          struct button * button)
 {
+    if (window->mode != WINDOW_MODE_STACKED && window->handler->resize)
+        window->handler->resize(window->handler_data);
+
     if (window->mode != WINDOW_MODE_STACKED
         || window->resize.interaction.active)
     {