ejakowatz
52a3801208
git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96
106 lines
1.5 KiB
C++
106 lines
1.5 KiB
C++
#include <StringView.h>
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#include <Window.h>
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#include <Locker.h>
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#include <Slider.h>
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#include <String.h>
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#include <cstdlib>
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#include <cstring>
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#include "RefreshSlider.h"
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#include "Constants.h"
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RefreshSlider::RefreshSlider(BRect frame)
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: BSlider(frame, "Screen", "Refresh Rate:", new BMessage(SLIDER_INVOKE_MSG), 450, 845)
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{
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fStatus = (char*)malloc(64);
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}
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RefreshSlider::~RefreshSlider()
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{
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if (fStatus)
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free(fStatus);
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}
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void RefreshSlider::DrawFocusMark()
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{
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if (IsFocus())
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{
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rgb_color blueColor = {0, 0, 229, 255};
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BRect Rect;
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BView *View;
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Rect = ThumbFrame();
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View = OffscreenView();
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Rect.InsetBy(2.0, 2.0);
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Rect.right = Rect.right - 1;
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Rect.bottom = Rect.bottom - 1;
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View->SetHighColor(blueColor);
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View->StrokeRect(Rect);
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}
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}
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void RefreshSlider::KeyDown(const char *bytes, int32 numBytes)
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{
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switch ( *bytes )
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{
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case B_LEFT_ARROW:
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{
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SetValue(Value() - 1);
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Invoke();
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break;
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}
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case B_RIGHT_ARROW:
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{
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SetValue(Value() + 1);
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Invoke();
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break;
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}
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default:
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break;
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}
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}
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char* RefreshSlider::UpdateText() const
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{
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if (fStatus && Window()->Lock())
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{
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BString String;
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String << Value();
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int32 Len = String.Length()+1;
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strcpy(fStatus, String.LockBuffer(Len));
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char Last = fStatus[2];
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String.UnlockBuffer(Len);
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String.Truncate(2);
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String << "." << Last << " Hz";
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strcpy(fStatus, String.LockBuffer(Len));
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String.UnlockBuffer(Len);
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return(fStatus);
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}
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else
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{
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return NULL;
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}
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}
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