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Windows: Add CefEnableHighDPISupport function and fix high-dpi scaling issues (issue #1674)

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Marshall Greenblatt
2015-08-07 16:04:03 -04:00
parent 2792d1bb12
commit 9e0d84d94a
9 changed files with 119 additions and 4 deletions
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7
libcef/browser/menu_creator_runner_win.cc
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@@ -8,6 +8,8 @@
#include "base/message_loop/message_loop.h"
#include "ui/aura/window.h"
#include "ui/gfx/geometry/point.h"
#include "ui/gfx/geometry/point_conversions.h"
#include "ui/gfx/screen.h"
#include "ui/views/controls/menu/menu_2.h"
CefMenuCreatorRunnerWin::CefMenuCreatorRunnerWin() {
@@ -46,6 +48,11 @@ bool CefMenuCreatorRunnerWin::RunContextMenu(CefMenuCreator* manager) {
const gfx::Rect& bounds_in_screen = window->GetBoundsInScreen();
screen_point = gfx::Point(bounds_in_screen.x() + manager->params().x,
bounds_in_screen.y() + manager->params().y);
// Adjust for potential display scaling.
float scale = gfx::Screen::GetScreenFor(window)->
GetDisplayNearestWindow(window).device_scale_factor();
screen_point = gfx::ToFlooredPoint(gfx::ScalePoint(screen_point, scale));
}
// Show the menu. Blocks until the menu is dismissed.