From b3cba4bfb1108bed1c8ea9d36fde61abfb8bc087 Mon Sep 17 00:00:00 2001 From: Pietro Gagliardi Date: Mon, 14 Jul 2014 22:54:57 -0400 Subject: [PATCH] Added window resize handling to the GTK+ backend. --- redo/window_unix.go | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/redo/window_unix.go b/redo/window_unix.go index 8c0f55e..062c65f 100644 --- a/redo/window_unix.go +++ b/redo/window_unix.go @@ -6,10 +6,12 @@ package ui import ( "unsafe" +"fmt" ) // #include "gtk_unix.h" // extern gboolean windowClosing(GtkWidget *, GdkEvent *, gpointer); +// extern gboolean windowResizing(GtkWidget *, GdkEvent *, gpointer); import "C" type window struct { @@ -47,6 +49,11 @@ func newWindow(title string, width int, height int) *Request { "delete-event", C.GCallback(C.windowClosing), C.gpointer(unsafe.Pointer(w))) + g_signal_connect( + C.gpointer(unsafe.Pointer(w.window)), + "configure-event", + C.GCallback(C.windowResizing), + C.gpointer(unsafe.Pointer(w))) // TODO size C.gtk_container_add(w.container, layoutw) c <- w @@ -144,3 +151,14 @@ func windowClosing(wid *C.GtkWidget, e *C.GdkEvent, data C.gpointer) C.gboolean } return C.GDK_EVENT_STOP // keeps window alive } + +//export windowResizing +func windowResizing(wid *C.GtkWidget, event *C.GdkEvent, data C.gpointer) C.gboolean { + w := (*window)(unsafe.Pointer(data)) + e := (*C.GdkEventConfigure)(unsafe.Pointer(event)) + _ = w // TODO + // TODO this does not take CSD into account; my attempts at doing so so far have failed to work correctly in the face of rapid live resizing + // TODO triggered twice on each resize or maximize for some reason??? + fmt.Printf("new size %d x %d\n", e.width, e.height) + return C.GDK_EVENT_PROPAGATE // let's be safe +}