mirror of https://github.com/bsnes-emu/bsnes.git
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
namespace phoenix {
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Size pHorizontalScroller::minimumSize() {
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return {0, 18};
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}
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void pHorizontalScroller::setLength(unsigned length) {
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length += (length == 0);
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SetScrollRange(hwnd, SB_CTL, 0, length - 1, TRUE);
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horizontalScroller.setPosition(0);
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}
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void pHorizontalScroller::setPosition(unsigned position) {
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SetScrollPos(hwnd, SB_CTL, position, TRUE);
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}
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void pHorizontalScroller::constructor() {
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hwnd = CreateWindow(
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L"SCROLLBAR", L"", WS_CHILD | WS_TABSTOP | SBS_HORZ,
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0, 0, 0, 0, parentHwnd, (HMENU)id, GetModuleHandle(0), 0
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);
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SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)&horizontalScroller);
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unsigned position = horizontalScroller.state.position;
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setLength(horizontalScroller.state.length);
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horizontalScroller.setPosition(position);
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synchronize();
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}
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void pHorizontalScroller::destructor() {
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DestroyWindow(hwnd);
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}
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void pHorizontalScroller::orphan() {
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destructor();
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constructor();
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}
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void pHorizontalScroller::onChange(WPARAM wparam) {
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unsigned position = ScrollEvent(hwnd, wparam);
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if(position == horizontalScroller.state.position) return;
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horizontalScroller.state.position = position;
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if(horizontalScroller.onChange) horizontalScroller.onChange();
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}
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}
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