70 lines
1.6 KiB
C
70 lines
1.6 KiB
C
// 11 april 2015
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#include "uipriv_windows.h"
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struct label {
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uiLabel l;
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HWND hwnd;
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};
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uiDefineControlType(uiLabel, uiTypeLabel, struct label)
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static uintptr_t labelHandle(uiControl *c)
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{
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struct label *l = (struct label *) c;
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return (uintptr_t) (l->hwnd);
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}
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// via http://msdn.microsoft.com/en-us/library/windows/desktop/dn742486.aspx#sizingandspacing
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#define labelHeight 8
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static void labelPreferredSize(uiControl *c, uiSizing *d, intmax_t *width, intmax_t *height)
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{
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struct label *l = (struct label *) c;
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*width = uiWindowsWindowTextWidth(l->hwnd);
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*height = uiWindowsDlgUnitsToY(labelHeight, d->Sys->BaseY);
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}
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static char *labelText(uiLabel *ll)
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{
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struct label *l = (struct label *) ll;
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return uiWindowsUtilText(l->hwnd);
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}
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static void labelSetText(uiLabel *ll, const char *text)
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{
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struct label *l = (struct label *) ll;
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uiWindowsUtilSetText(l->hwnd, text);
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// changing the text might necessitate a change in the label's size
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uiControlQueueResize(uiControl(l));
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}
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uiLabel *uiNewLabel(const char *text)
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{
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struct label *l;
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WCHAR *wtext;
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l = (struct label *) uiWindowsNewSingleHWNDControl(uiTypeLabel());
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wtext = toUTF16(text);
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l->hwnd = uiWindowsUtilCreateControlHWND(0,
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L"static", wtext,
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// SS_LEFTNOWORDWRAP clips text past the end; SS_NOPREFIX avoids accelerator translation
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// controls are vertically aligned to the top by default (thanks Xeek in irc.freenode.net/#winapi)
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SS_LEFTNOWORDWRAP | SS_NOPREFIX,
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hInstance, NULL,
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TRUE);
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uiFree(wtext);
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uiControl(l)->Handle = labelHandle;
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uiControl(l)->PreferredSize = labelPreferredSize;
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uiLabel(l)->Text = labelText;
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uiLabel(l)->SetText = labelSetText;
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return uiLabel(l);
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}
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