Media player adds seek menu and dialog.

Review URL: http://codereview.chromium.org/115692

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16778 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 98 insertions, 0 deletions

diff --git a/media/player/seek.h b/media/player/seek.h
new file mode 100644
index 0000000..1899ce0
--- /dev/null
+++ b/media/player/seek.h
@@ -0,0 +1,98 @@
+// Copyright (c) 2009 The Chromium Authors. All rights reserved.  Use of this
+// source code is governed by a BSD-style license that can be found in the
+// LICENSE file.
+
+// seek.h : movie seek dialog
+
+#ifndef MEDIA_PLAYER_SEEK_H_
+#define MEDIA_PLAYER_SEEK_H_
+
+// TODO(fbachard): Frame properties only work for images, so
+// this tab is removed until movie frame properties can be added.
+class CSeek : public CSimpleDialog<IDD_SEEK>,
+              public CMessageFilter,
+              public CIdleHandler {
+ public:
+
+  CSeek() {
+  }
+
+  virtual BOOL PreTranslateMessage(MSG* pMsg) {
+    return FALSE;
+  }
+
+  BEGIN_MSG_MAP(CSeek)
+    MESSAGE_HANDLER(WM_DESTROY, OnDestroy)
+    MESSAGE_HANDLER(WM_PAINT, OnPaint)
+    MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
+    CHAIN_MSG_MAP(CSimpleDialog<IDD_SEEK>)
+  END_MSG_MAP()
+
+  LRESULT OnPaint(UINT /*uMsg*/,
+                  WPARAM /*wParam*/,
+                  LPARAM /*lParam*/,
+                  BOOL& bHandled) {
+    static float previous_position = -1.0f;
+
+    float position = media::Movie::get()->GetPosition();
+    if (static_cast<int>(position * 10) !=
+        static_cast<int>(previous_position * 10)) {
+      previous_position = position;
+      wchar_t szBuff[200];
+      float duration = media::Movie::get()->GetDuration();
+      float fps = 29.97f;
+      wsprintf(szBuff, L"%i.%i / %i.%i, %i / %i",
+               static_cast<int>(position),
+               static_cast<int>(position * 10) % 10,
+               static_cast<int>(duration),
+               static_cast<int>(duration * 10) % 10,
+               static_cast<int>(position * fps),
+               static_cast<int>(duration * fps));
+      SetDlgItemText(IDC_SEEKLOCATION, szBuff);
+      bHandled = TRUE;
+      return FALSE;
+    }
+    bHandled = FALSE;
+    return FALSE;
+  }
+
+  virtual BOOL OnIdle() {
+    wchar_t szBuff[200];
+    float position = media::Movie::get()->GetPosition();
+    float duration = media::Movie::get()->GetDuration();
+    // TODO(fbarchard): Use frame rate property when it exists.
+    float fps = 29.97f;
+    wsprintf(szBuff, L"%i.%i / %i.%i, %i / %i",
+             static_cast<int>(position),
+             static_cast<int>(position * 10) % 10,
+             static_cast<int>(duration),
+             static_cast<int>(duration * 10) % 10,
+             static_cast<int>(position * fps),
+             static_cast<int>(duration * fps));
+    SetDlgItemText(IDC_SEEKLOCATION, szBuff);
+    return FALSE;
+  }
+
+  LRESULT OnInitDialog(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/,
+                       BOOL& /*bHandled*/) {
+    CMessageLoop* pLoop = g_module.GetMessageLoop();
+    ATLASSERT(pLoop != NULL);
+    pLoop->AddMessageFilter(this);
+    pLoop->AddIdleHandler(this);
+    return TRUE;
+  }
+
+  LRESULT OnDestroy(UINT /*uMsg*/, WPARAM /*wParam*/, LPARAM /*lParam*/,
+                    BOOL& bHandled) {
+    // unregister message filtering and idle updates
+    CMessageLoop* pLoop = g_module.GetMessageLoop();
+    ATLASSERT(pLoop != NULL);
+    pLoop->RemoveMessageFilter(this);
+    pLoop->RemoveIdleHandler(this);
+    bHandled = FALSE;
+    return 1;
+  }
+};
+
+#endif  // MEDIA_PLAYER_SEEK_H_
+