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1 // Copyright 2008-2009 Google Inc. | |
2 // | |
3 // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 // you may not use this file except in compliance with the License. | |
5 // You may obtain a copy of the License at | |
6 // | |
7 // http://www.apache.org/licenses/LICENSE-2.0 | |
8 // | |
9 // Unless required by applicable law or agreed to in writing, software | |
10 // distributed under the License is distributed on an "AS IS" BASIS, | |
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 // See the License for the specific language governing permissions and | |
13 // limitations under the License. | |
14 // ======================================================================== | |
15 | |
16 #ifndef OMAHA_UI_UI_H_ | |
17 #define OMAHA_UI_UI_H_ | |
18 | |
19 #include <atlbase.h> | |
20 #include <atlstr.h> | |
21 #include <vector> | |
22 #include "base/basictypes.h" | |
23 #include "base/scoped_ptr.h" | |
24 #include "omaha/base/scoped_any.h" | |
25 #include "omaha/base/wtl_atlapp_wrapper.h" | |
26 // TODO(omaha3): Depending on how separate the UI is, we may want to separate | |
27 // the UI-specific resources, especially the dialogs. Can we handle bidi | |
28 // independent of languages? This would allow simple replacement of Omaha's | |
29 // UI without impacting the core or error messages. | |
30 #include "omaha/client/resource.h" | |
31 | |
32 namespace omaha { | |
33 | |
34 class HighresTimer; | |
35 | |
36 class OmahaWndEvents { | |
37 public: | |
38 virtual ~OmahaWndEvents() {} | |
39 virtual void DoClose() = 0; | |
40 virtual void DoExit() = 0; | |
41 }; | |
42 | |
43 // Implements the UI progress window. | |
44 class OmahaWnd | |
45 : public CAxDialogImpl<OmahaWnd>, | |
46 public CMessageFilter { | |
47 typedef CAxDialogImpl<OmahaWnd> Base; | |
48 public: | |
49 virtual ~OmahaWnd(); | |
50 | |
51 // The dialog resource ID as required by CAxDialogImpl. | |
52 const int IDD; | |
53 | |
54 virtual HRESULT Initialize(); | |
55 | |
56 // CMessageFilter interface method. | |
57 BOOL PreTranslateMessage(MSG* msg) { | |
58 return CWindow::IsDialogMessage(msg); | |
59 } | |
60 | |
61 void SetEventSink(OmahaWndEvents* ev) { events_sink_ = ev; } | |
62 | |
63 // TODO(omaha3): Move these to constructor. They are fundamental to the UI. | |
64 // TODO(omaha3): Move is_machine_ to CompleteWnd if we do not use UI displayed | |
65 // events. There it will be used to create the URL if we do not move that too. | |
66 void set_is_machine(bool is_machine) { is_machine_ = is_machine; } | |
67 void set_bundle_name(const CString& name) { bundle_name_ = name; } | |
68 | |
69 virtual void Show(); | |
70 | |
71 BEGIN_MSG_MAP(OmahaWnd) | |
72 MESSAGE_HANDLER(WM_CLOSE, OnClose) | |
73 MESSAGE_HANDLER(WM_NCDESTROY, OnNCDestroy) | |
74 COMMAND_ID_HANDLER(IDCANCEL, OnCancel) | |
75 CHAIN_MSG_MAP(Base) | |
76 END_MSG_MAP() | |
77 | |
78 protected: | |
79 #pragma warning(disable : 4510 4610) | |
80 // C4510: default constructor could not be generated | |
81 // C4610: struct can never be instantiated - user defined constructor required | |
82 struct ControlAttributes { | |
83 const bool is_visible_; | |
84 const bool is_enabled_; | |
85 const bool is_button_; | |
86 const bool is_default_; | |
87 }; | |
88 #pragma warning(default : 4510 4610) | |
89 | |
90 OmahaWnd(int dialog_id, CMessageLoop* message_loop, HWND parent); | |
91 | |
92 // Message and command handlers. | |
93 LRESULT OnClose(UINT msg, WPARAM wparam, LPARAM lparam, BOOL& handled);
// NOLINT | |
94 LRESULT OnNCDestroy(UINT msg, WPARAM wparam, LPARAM lparam, BOOL& handled);
// NOLINT | |
95 LRESULT OnCancel(WORD notify_code, WORD id, HWND wnd_ctl, BOOL& handled);
// NOLINT | |
96 | |
97 // Handles requests to close the window. Returns true if the window is closed. | |
98 virtual bool MaybeCloseWindow() = 0; | |
99 | |
100 // Handles entering the completion mode. | |
101 // Returns whether to continue with OnComplete operations. | |
102 bool OnComplete(); | |
103 | |
104 // TODO(omaha3): May need to be public to implement | |
105 // COMPLETION_CODE_SUCCESS_CLOSE_UI outside the UI. | |
106 // Closes the window. | |
107 HRESULT CloseWindow(); | |
108 void InitializeDialog(); | |
109 | |
110 HRESULT EnableClose(bool enable); | |
111 HRESULT EnableSystemCloseButton(bool enable); | |
112 | |
113 void SetControlAttributes(int control_id, | |
114 const ControlAttributes& attributes); | |
115 | |
116 void SetVisible(bool visible) { | |
117 ShowWindow(visible ? SW_SHOWNORMAL : SW_HIDE); | |
118 } | |
119 | |
120 DWORD thread_id() { return thread_id_; } | |
121 CMessageLoop* message_loop() { return message_loop_; } | |
122 bool is_complete() { return is_complete_; } | |
123 bool is_close_enabled() { return is_close_enabled_; } | |
124 bool is_machine() { return is_machine_; } | |
125 const CString& bundle_name() { return bundle_name_; } | |
126 | |
127 static const ControlAttributes kVisibleTextAttributes; | |
128 static const ControlAttributes kDefaultActiveButtonAttributes; | |
129 static const ControlAttributes kNonDefaultActiveButtonAttributes; | |
130 static const ControlAttributes kVisibleImageAttributes; | |
131 static const ControlAttributes kDisabledNonButtonAttributes; | |
132 | |
133 private: | |
134 HRESULT SetWindowIcon(); | |
135 | |
136 void MaybeRequestExitProcess(); | |
137 void RequestExitProcess(); | |
138 | |
139 CMessageLoop* message_loop_; | |
140 HWND parent_; | |
141 DWORD thread_id_; | |
142 | |
143 bool is_complete_; | |
144 bool is_close_enabled_; | |
145 | |
146 OmahaWndEvents* events_sink_; | |
147 | |
148 bool is_machine_; | |
149 CString bundle_name_; | |
150 | |
151 | |
152 // Handle to large icon to show when ALT-TAB | |
153 scoped_hicon hicon_; | |
154 | |
155 DISALLOW_EVIL_CONSTRUCTORS(OmahaWnd); | |
156 }; | |
157 | |
158 // Registers the specified common control classes from the common control DLL. | |
159 // Calls are cumulative, meaning control_classes are added to existing classes. | |
160 // UIs that use common controls should call this method to ensure that the UI | |
161 // supports visual styles. | |
162 HRESULT InitializeCommonControls(DWORD control_classes); | |
163 | |
164 } // namespace omaha | |
165 | |
166 #endif // OMAHA_UI_UI_H_ | |
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