217 lines
7.9 KiB
ObjectPascal
217 lines
7.9 KiB
ObjectPascal
{******************************************************************
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JEDI-VCL Demo
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Copyright (C) 2002 Project JEDI
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Original author:
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Contributor(s):
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You may retrieve the latest version of this file at the JEDI-JVCL
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home page, located at http://jvcl.sourceforge.net
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The contents of this file are used with permission, subject to
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the Mozilla Public License Version 1.1 (the "License"); you may
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not use this file except in compliance with the License. You may
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obtain a copy of the License at
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http://www.mozilla.org/MPL/MPL-1_1Final.html
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Software distributed under the License is distributed on an
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"AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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implied. See the License for the specific language governing
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rights and limitations under the License.
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******************************************************************}
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unit JvShellHookDemoMainFormU;
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{$I jvcl.inc}
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interface
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uses
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Windows, Messages, SysUtils, {$IFDEF COMPILER6_UP}Variants, {$ENDIF}Classes,
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Graphics, Controls, Forms, Dialogs, JvShellHook, StdCtrls, ComCtrls;
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type
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TJvShellHookDemoMainForm = class(TForm)
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btnClear: TButton;
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Label1: TLabel;
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chkActive: TCheckBox;
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chkNoRedraw: TCheckBox;
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lvMessages: TListView;
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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procedure btnClearClick(Sender: TObject);
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procedure chkActiveClick(Sender: TObject);
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procedure lvMessagesResize(Sender: TObject);
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private
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procedure DoShellMessage(Sender: TObject; var Message: TMessage);
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public
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SH: TJvShellHook;
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end;
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var
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JvShellHookDemoMainForm: TJvShellHookDemoMainForm;
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implementation
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uses
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JvAppCommand;
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{$R *.dfm}
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const
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HSHELL_SYSMENU = 9;
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HSHELL_ENDTASK = 10;
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HSHELL_APPCOMMAND = 12;
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HSHELL_WINDOWREPLACED = 13;
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HSHELL_WINDOWREPLACING = 14;
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HSHELL_HIGHBIT = $8000;
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HSHELL_FLASH = HSHELL_REDRAW or HSHELL_HIGHBIT;
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HSHELL_RUDEAPPACTIVATED = HSHELL_WINDOWACTIVATED or HSHELL_HIGHBIT;
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procedure TJvShellHookDemoMainForm.FormCreate(Sender: TObject);
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begin
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SH := TJvShellHook.Create(Self);
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SH.OnShellMessage := DoShellMessage;
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chkActive.Enabled := InitJvShellHooks;
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{$IFDEF COMPILER6_UP}
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lvMessages.BorderStyle := bsNone;
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lvMessages.BevelKind := bkFlat;
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lvMessages.BevelInner := bvNone;
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{$ELSE}
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lvMessages.BorderStyle := bsSingle;
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{$ENDIF}
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end;
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procedure TJvShellHookDemoMainForm.FormDestroy(Sender: TObject);
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begin
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SH.Free;
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end;
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procedure TJvShellHookDemoMainForm.btnClearClick(Sender: TObject);
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begin
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lvMessages.Items.Clear;
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end;
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function GetAppCommand(lParam: integer): string;
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var tmp: string;
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begin
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case GET_APPCOMMAND_LPARAM(lParam) of
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APPCOMMAND_BROWSER_BACKWARD: tmp := 'APPCOMMAND_BROWSER_BACKWARD';
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APPCOMMAND_BROWSER_FORWARD: tmp := 'APPCOMMAND_BROWSER_FORWARD';
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APPCOMMAND_BROWSER_REFRESH: tmp := 'APPCOMMAND_BROWSER_REFRESH';
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APPCOMMAND_BROWSER_STOP: tmp := 'APPCOMMAND_BROWSER_STOP';
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APPCOMMAND_BROWSER_SEARCH: tmp := 'APPCOMMAND_BROWSER_SEARCH';
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APPCOMMAND_BROWSER_FAVORITES: tmp := 'APPCOMMAND_BROWSER_FAVORITES';
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APPCOMMAND_BROWSER_HOME: tmp := 'APPCOMMAND_BROWSER_HOME';
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APPCOMMAND_VOLUME_MUTE: tmp := 'APPCOMMAND_VOLUME_MUTE';
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APPCOMMAND_VOLUME_DOWN: tmp := 'APPCOMMAND_VOLUME_DOWN';
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APPCOMMAND_VOLUME_UP: tmp := 'APPCOMMAND_VOLUME_UP';
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APPCOMMAND_MEDIA_NEXTTRACK: tmp := 'APPCOMMAND_MEDIA_NEXTTRACK';
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APPCOMMAND_MEDIA_PREVIOUSTRACK: tmp := 'APPCOMMAND_MEDIA_PREVIOUSTRACK';
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APPCOMMAND_MEDIA_STOP: tmp := 'APPCOMMAND_MEDIA_STOP';
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APPCOMMAND_MEDIA_PLAY_PAUSE: tmp := 'APPCOMMAND_MEDIA_PLAY_PAUSE';
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APPCOMMAND_LAUNCH_MAIL: tmp := 'APPCOMMAND_LAUNCH_MAIL';
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APPCOMMAND_LAUNCH_MEDIA_SELECT: tmp := 'APPCOMMAND_LAUNCH_MEDIA_SELECT';
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APPCOMMAND_LAUNCH_APP1: tmp := 'APPCOMMAND_LAUNCH_APP1';
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APPCOMMAND_LAUNCH_APP2: tmp := 'APPCOMMAND_LAUNCH_APP2';
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APPCOMMAND_BASS_DOWN: tmp := 'APPCOMMAND_BASS_DOWN';
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APPCOMMAND_BASS_BOOST: tmp := 'APPCOMMAND_BASS_BOOST';
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APPCOMMAND_BASS_UP: tmp := 'APPCOMMAND_BASS_UP';
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APPCOMMAND_TREBLE_DOWN: tmp := 'APPCOMMAND_TREBLE_DOWN';
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APPCOMMAND_TREBLE_UP: tmp := 'APPCOMMAND_TREBLE_UP';
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APPCOMMAND_MICROPHONE_VOLUME_MUTE: tmp := 'APPCOMMAND_MICROPHONE_VOLUME_MUTE';
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APPCOMMAND_MICROPHONE_VOLUME_DOWN: tmp := 'APPCOMMAND_MICROPHONE_VOLUME_DOWN';
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APPCOMMAND_MICROPHONE_VOLUME_UP: tmp := 'APPCOMMAND_MICROPHONE_VOLUME_UP';
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APPCOMMAND_HELP: tmp := 'APPCOMMAND_HELP';
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APPCOMMAND_FIND: tmp := 'APPCOMMAND_FIND';
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APPCOMMAND_NEW: tmp := 'APPCOMMAND_NEW';
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APPCOMMAND_OPEN: tmp := 'APPCOMMAND_OPEN';
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APPCOMMAND_CLOSE: tmp := 'APPCOMMAND_CLOSE';
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APPCOMMAND_SAVE: tmp := 'APPCOMMAND_SAVE';
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APPCOMMAND_PRINT: tmp := 'APPCOMMAND_PRINT';
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APPCOMMAND_UNDO: tmp := 'APPCOMMAND_UNDO';
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APPCOMMAND_REDO: tmp := 'APPCOMMAND_REDO';
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APPCOMMAND_COPY: tmp := 'APPCOMMAND_COPY';
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APPCOMMAND_CUT: tmp := 'APPCOMMAND_CUT';
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APPCOMMAND_PASTE: tmp := 'APPCOMMAND_PASTE';
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APPCOMMAND_REPLY_TO_MAIL: tmp := 'APPCOMMAND_REPLY_TO_MAIL';
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APPCOMMAND_FORWARD_MAIL: tmp := 'APPCOMMAND_FORWARD_MAIL';
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APPCOMMAND_SEND_MAIL: tmp := 'APPCOMMAND_SEND_MAIL';
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APPCOMMAND_SPELL_CHECK: tmp := 'APPCOMMAND_SPELL_CHECK';
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APPCOMMAND_DICTATE_OR_COMMAND_CONTROL_TOGGLE: tmp := 'APPCOMMAND_DICTATE_OR_COMMAND_CONTROL_TOGGLE';
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APPCOMMAND_MIC_ON_OFF_TOGGLE: tmp := 'APPCOMMAND_MIC_ON_OFF_TOGGLE';
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APPCOMMAND_CORRECTION_LIST: tmp := 'APPCOMMAND_CORRECTION_LIST';
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APPCOMMAND_MEDIA_PLAY: tmp := 'APPCOMMAND_MEDIA_PLAY';
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APPCOMMAND_MEDIA_PAUSE: tmp := 'APPCOMMAND_MEDIA_PAUSE';
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APPCOMMAND_MEDIA_RECORD: tmp := 'APPCOMMAND_MEDIA_RECORD';
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APPCOMMAND_MEDIA_FAST_FORWARD: tmp := 'APPCOMMAND_MEDIA_FAST_FORWARD';
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APPCOMMAND_MEDIA_REWIND: tmp := 'APPCOMMAND_MEDIA_REWIND';
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APPCOMMAND_MEDIA_CHANNEL_UP: tmp := 'APPCOMMAND_MEDIA_CHANNEL_UP';
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APPCOMMAND_MEDIA_CHANNEL_DOWN: tmp := 'APPCOMMAND_MEDIA_CHANNEL_DOWN';
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else
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tmp := Format('Unknown ($%.8x)', [lParam]);
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end;
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Result := Format('HSHELL_APPCOMMAND: %s', [tmp]);
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end;
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procedure TJvShellHookDemoMainForm.DoShellMessage(Sender: TObject; var Message: TMessage);
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var S: string;
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begin
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with Message do
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begin
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case wParam of
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HSHELL_WINDOWCREATED: S := 'HSHELL_WINDOWCREATED';
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HSHELL_WINDOWDESTROYED: S := 'HSHELL_WINDOWDESTROYED';
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HSHELL_ACTIVATESHELLWINDOW: S := 'HSHELL_ACTIVATESHELLWINDOW';
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HSHELL_WINDOWACTIVATED:
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begin
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S := 'HSHELL_WINDOWACTIVATED';
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if HWND(lParam) = Application.Handle then
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S := S + ' (this)';
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end;
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HSHELL_GETMINRECT: S := 'HSHELL_GETMINRECT';
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HSHELL_REDRAW:
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if chkNoRedraw.Checked then Exit else S := 'HSHELL_REDRAW';
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HSHELL_TASKMAN: S := 'HSHELL_TASKMAN';
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HSHELL_LANGUAGE: S := 'HSHELL_LANGUAGE';
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HSHELL_SYSMENU: S := 'HSHELL_SYSMENU';
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HSHELL_ENDTASK: S := 'HSHELL_ENDTASK';
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HSHELL_ACCESSIBILITYSTATE: S := 'HSHELL_ACCESSIBILITYSTATE';
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HSHELL_WINDOWREPLACED: S := 'HSHELL_WINDOWREPLACED';
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HSHELL_WINDOWREPLACING: S := 'HSHELL_WINDOWREPLACING';
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HSHELL_FLASH: S := 'HSHELL_FLASH';
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HSHELL_RUDEAPPACTIVATED: S := 'HSHELL_RUDEAPPACTIVATED';
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HSHELL_APPCOMMAND: S := GetAppCommand(lParam);
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else
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S := Format('Unknown command ($%.8x)', [wParam]);
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end;
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with lvMessages.Items.Add do
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begin
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Caption := S;
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SubItems.Add(IntToStr(wParam));
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SubItems.Add(IntToStr(lParam));
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SubItems.Add(IntToStr(Result));
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MakeVisible(false);
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Selected := true;
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Focused := true;
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end;
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end;
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end;
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procedure TJvShellHookDemoMainForm.chkActiveClick(Sender: TObject);
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begin
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SH.Active := chkActive.Checked;
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end;
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procedure TJvShellHookDemoMainForm.lvMessagesResize(Sender: TObject);
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begin
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lvMessages.Columns[3].Width := -2;
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end;
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end.
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