Retired Document
Important: This sample code may not represent best practices for current development. The project may use deprecated symbols and illustrate technologies and techniques that are no longer recommended.
AppearanceSample-3/ComboBoxSheet.cp
/* |
File: ComboBoxSheet.cp |
Contains: Sheet to create a ComboBox control. |
Version: Mac OS X |
Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple Computer, Inc. |
("Apple") in consideration of your agreement to the following terms, and your |
use, installation, modification or redistribution of this Apple software |
constitutes acceptance of these terms. If you do not agree with these terms, |
please do not use, install, modify or redistribute this Apple software. |
In consideration of your agreement to abide by the following terms, and subject |
to these terms, Apple grants you a personal, non-exclusive license, under AppleÕs |
copyrights in this original Apple software (the "Apple Software"), to use, |
reproduce, modify and redistribute the Apple Software, with or without |
modifications, in source and/or binary forms; provided that if you redistribute |
the Apple Software in its entirety and without modifications, you must retain |
this notice and the following text and disclaimers in all such redistributions of |
the Apple Software. Neither the name, trademarks, service marks or logos of |
Apple Computer, Inc. may be used to endorse or promote products derived from the |
Apple Software without specific prior written permission from Apple. Except as |
expressly stated in this notice, no other rights or licenses, express or implied, |
are granted by Apple herein, including but not limited to any patent rights that |
may be infringed by your derivative works or by other works in which the Apple |
Software may be incorporated. |
The Apple Software is provided by Apple on an "AS IS" basis. APPLE MAKES NO |
WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION THE IMPLIED |
WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND OPERATION ALONE OR IN |
COMBINATION WITH YOUR PRODUCTS. |
IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL OR |
CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE |
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ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, MODIFICATION AND/OR DISTRIBUTION |
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(INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN |
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Copyright © 2000-2001 Apple Computer, Inc., All Rights Reserved |
*/ |
#include "ComboBoxSheet.h" |
#include "AppearanceHelpers.h" |
#if !BUILDING_FOR_CARBON_8 |
#include <Carbon/Carbon.h> |
#else |
#include <Carbon.h> |
#endif |
const ControlID kPopupButtonPopup = { 'COMB', 1 }; |
const ControlID kSizePopup = { 'COMB', 2 }; |
const ControlID kComboBoxTitleText = { 'COMB', 3 }; |
ComboBoxSheet::ComboBoxSheet( TWindow* parent ) |
: CDEFTesterSheet( CFSTR( "ComboBox" ), parent ) |
{ |
SInt16 count, i; |
ControlRef popup; |
MenuRef menu; |
Handle eachMenu; |
Boolean added = false; |
::GetControlByID( GetWindowRef(), &kPopupButtonPopup, &popup ); |
::GetPopupButtonMenuRef( popup, &menu ); |
count = Count1Resources( 'MENU' ); |
for ( i = 1; i <= count; i++ ) |
{ |
SetResLoad( false ); |
eachMenu = Get1IndResource( 'MENU', i ); |
SetResLoad( true ); |
if ( eachMenu ) |
{ |
ResType type; |
SInt16 resID; |
Str255 name; |
GetResInfo( eachMenu, &resID, &type, name ); |
if ( StrLength( name ) > 0 ) |
{ |
if ( !added ) |
{ |
SetMenuItemText( menu, 1, name ); |
SetMenuItemRefCon( menu, 1, resID ); |
added = true; |
} |
else |
{ |
AppendMenuItemText( menu, name ); |
SetMenuItemRefCon( menu, CountMenuItems( menu ), resID ); |
} |
} |
} |
} |
SyncPopupButtonToMenu( popup ); |
Show(); |
} |
ComboBoxSheet::~ComboBoxSheet() |
{ |
} |
ControlRef |
ComboBoxSheet::CreateControl() |
{ |
ControlRef control = NULL; |
ControlRef tempControl; |
Rect bounds = { 0, 0, 300, 300 }; |
MenuRef menu; |
Str255 title; |
CFStringRef titleCF; |
HIRect hiRect; |
OSStatus err; |
ControlSize controlSize; |
SInt16 fontSize; |
::GetControlByID( GetWindowRef(), &kPopupButtonPopup, &tempControl ); |
::GetPopupButtonMenuRef( tempControl, &menu ); |
::GetControlByID( GetWindowRef(), &kSizePopup, &tempControl ); |
switch ( ::GetControlValue( tempControl ) ) |
{ |
default: |
case 1: |
controlSize = kControlSizeNormal; |
fontSize = kControlFontBigSystemFont; |
break; |
case 2: |
controlSize = kControlSizeSmall; |
fontSize = kControlFontSmallSystemFont; |
break; |
case 3: |
controlSize = kControlSizeMini; |
fontSize = kControlFontMiniSystemFont; |
break; |
} |
// Get the title. |
::GetControlByID( GetWindowRef(), &kComboBoxTitleText, &tempControl ); |
::GetEditTextText( tempControl, title ); |
titleCF = CFStringFromStr255( title ); |
hiRect.origin.x = bounds.left; |
hiRect.origin.y = bounds.top; |
hiRect.size.width = bounds.right - bounds.left; |
hiRect.size.height = bounds.bottom - bounds.top; |
err = ::HIComboBoxCreate( &hiRect, titleCF, NULL, NULL, |
kHIComboBoxStandardAttributes, &control ); |
CFRelease( titleCF ); |
if ( control != nil ) |
{ |
Rect bounds; |
SInt16 baseLine; |
::SetControlVisibility( control, false, false ); |
::SetControlData( control, 0, kControlSizeTag, sizeof( ControlSize ), &controlSize ); |
// the following can be removed when bug 2662543 is fixed |
ControlFontStyleRec myFontStyleRec; |
myFontStyleRec.flags = kControlUseFontMask; |
myFontStyleRec.font = fontSize; |
::SetControlFontStyle( control, &myFontStyleRec ); |
err = ::HIComboBoxAppendTextItem( control, CFSTR( "Guitars" ), NULL ); |
err = ::HIComboBoxAppendTextItem( control, CFSTR( "On" ), NULL ); |
err = ::HIComboBoxAppendTextItem( control, CFSTR( "Mars" ), NULL ); |
if ( GetBestControlRect( control, &bounds, &baseLine ) == noErr ) |
{ |
// At present, the combo box will not return a useful best width. |
// Make one up for now. |
bounds.right = bounds.left + 250; |
SetControlBounds( control, &bounds ); |
} |
} |
return control; |
} |
Copyright © 2005 Apple Computer, Inc. All Rights Reserved. Terms of Use | Privacy Policy | Updated: 2005-06-27