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webcontents: notify guests of embedders' zoom level change

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This commit is contained in:
Robo 2015-10-06 21:03:14 +05:30
parent 2d802d6f1e
commit 7756bb6762
5 changed files with 55 additions and 0 deletions
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20
atom/browser/api/atom_api_web_contents.cc
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@ -31,6 +31,7 @@
#include "chrome/browser/printing/print_view_manager_basic.h"
#include "chrome/browser/printing/print_preview_message_handler.h"
#include "content/common/view_messages.h"
#include "content/public/browser/browser_plugin_guest_manager.h"
#include "content/public/browser/favicon_status.h"
#include "content/public/browser/native_web_keyboard_event.h"
#include "content/public/browser/navigation_details.h"
@ -67,6 +68,15 @@ void SetUserAgentInIO(scoped_refptr<net::URLRequestContextGetter> getter,
new net::StaticHttpUserAgentSettings("en-us,en", user_agent));
}
bool NotifyZoomLevelChanged(
double level, content::WebContents* guest_web_contents) {
guest_web_contents->SendToAllFrames(
new AtomViewMsg_SetZoomLevel(MSG_ROUTING_NONE, level));
// Return false to iterate over all guests.
return false;
}
} // namespace
namespace mate {
@ -528,6 +538,7 @@ bool WebContents::OnMessageReceived(const IPC::Message& message) {
IPC_MESSAGE_HANDLER(AtomViewHostMsg_Message, OnRendererMessage)
IPC_MESSAGE_HANDLER_DELAY_REPLY(AtomViewHostMsg_Message_Sync,
OnRendererMessageSync)
IPC_MESSAGE_HANDLER(AtomViewHostMsg_ZoomLevelChanged, OnZoomLevelChanged)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
@ -1033,6 +1044,15 @@ void WebContents::OnRendererMessageSync(const base::string16& channel,
EmitWithSender(base::UTF16ToUTF8(channel), web_contents(), message, args);
}
void WebContents::OnZoomLevelChanged(double level) {
auto manager = web_contents()->GetBrowserContext()->GetGuestManager();
if (!manager)
return;
manager->ForEachGuest(web_contents(),
base::Bind(&NotifyZoomLevelChanged,
level));
}
// static
mate::Handle<WebContents> WebContents::CreateFrom(
v8::Isolate* isolate, content::WebContents* web_contents) {