From a47dff15ddb9606c6c07b0c68cb83d6dbc254a92 Mon Sep 17 00:00:00 2001 From: Michael Drake Date: Wed, 24 Aug 2011 18:22:22 +0000 Subject: Improve browser window drag tracking, so that drags in internal browser windows (iframes) carry on if pointer goes outside the bw that owns the drag. svn path=/trunk/netsurf/; revision=12663 --- desktop/browser.c | 25 +++++++++++++++++++++++++ desktop/browser.h | 3 +++ 2 files changed, 28 insertions(+) diff --git a/desktop/browser.c b/desktop/browser.c index 17df4b585..6548d2e20 100644 --- a/desktop/browser.c +++ b/desktop/browser.c @@ -324,6 +324,13 @@ void browser_window_set_position(struct browser_window *bw, int x, int y) void browser_window_set_drag_type(struct browser_window *bw, browser_drag_type type) { + struct browser_window *top_bw = browser_window_get_root(bw); + + if (type == DRAGGING_NONE) + top_bw->drag_window = NULL; + else + top_bw->drag_window = bw; + bw->drag_type = type; } @@ -1857,6 +1864,24 @@ void browser_window_mouse_track(struct browser_window *bw, const char *status = NULL; gui_pointer_shape pointer = GUI_POINTER_DEFAULT; + if (bw->window != NULL) { + /* root browser window */ + if (bw->drag_window) { + /* There's an active drag in a sub window. + * Pass the mouse action straight on to that bw. */ + int off_x = 0; + int off_y = 0; + + browser_window_get_position(bw->drag_window, true, + &off_x, &off_y); + + browser_window_mouse_track(bw->drag_window, mouse, + x - off_x / bw->scale, + y - off_y / bw->scale); + return; + } + } + if (c == NULL && bw->drag_type != DRAGGING_FRAME) return; diff --git a/desktop/browser.h b/desktop/browser.h index 9ed5d6f92..04181bb8e 100644 --- a/desktop/browser.h +++ b/desktop/browser.h @@ -104,6 +104,9 @@ struct browser_window { /** Current drag status. */ browser_drag_type drag_type; + /** Current drag's browser window, when not in root bw. */ + struct browser_window *drag_window; + /** Mouse position at start of current scroll drag. */ int drag_start_x; int drag_start_y; -- cgit v1.2.3