254 lines
9.3 KiB
C
254 lines
9.3 KiB
C
// 21 april 2016
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/*
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This file assumes that you have included <windows.h> and "ui.h" beforehand. It provides API-specific functions for interfacing with foreign controls in Windows.
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*/
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#ifndef __LIBUI_UI_WINDOWS_H__
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#define __LIBUI_UI_WINDOWS_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct uiWindowsSizing uiWindowsSizing;
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typedef struct uiWindowsControl uiWindowsControl;
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struct uiWindowsControl {
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uiControl c;
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uiControl *parent;
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// TODO this should be int on both os x and windows
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BOOL enabled;
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BOOL visible;
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void (*SyncEnableState)(uiWindowsControl *, int);
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void (*SetParentHWND)(uiWindowsControl *, HWND);
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void (*MinimumSize)(uiWindowsControl *, int *, int *);
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void (*MinimumSizeChanged)(uiWindowsControl *);
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void (*LayoutRect)(uiWindowsControl *c, RECT *r);
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void (*AssignControlIDZOrder)(uiWindowsControl *, LONG_PTR *, HWND *);
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};
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#define uiWindowsControl(this) ((uiWindowsControl *) (this))
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// TODO document
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_UI_EXTERN void uiWindowsControlSyncEnableState(uiWindowsControl *, int);
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_UI_EXTERN void uiWindowsControlSetParentHWND(uiWindowsControl *, HWND);
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_UI_EXTERN void uiWindowsControlMinimumSize(uiWindowsControl *, int *, int *);
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_UI_EXTERN void uiWindowsControlMinimumSizeChanged(uiWindowsControl *);
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_UI_EXTERN void uiWindowsControlLayoutRect(uiWindowsControl *, RECT *);
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_UI_EXTERN void uiWindowsControlAssignControlIDZOrder(uiWindowsControl *, LONG_PTR *, HWND *);
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// TODO document
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#define uiWindowsControlDefaultDestroy(type) \
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static void type ## Destroy(uiControl *c) \
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{ \
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uiWindowsEnsureDestroyWindow(type(c)->hwnd); \
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uiFreeControl(c); \
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}
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#define uiWindowsControlDefaultHandle(type) \
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static uintptr_t type ## Handle(uiControl *c) \
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{ \
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return (uintptr_t) (type(c)->hwnd); \
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}
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#define uiWindowsControlDefaultParent(type) \
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static uiControl *type ## Parent(uiControl *c) \
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{ \
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return uiWindowsControl(c)->parent; \
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}
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#define uiWindowsControlDefaultSetParent(type) \
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static void type ## SetParent(uiControl *c, uiControl *parent) \
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{ \
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uiControlVerifySetParent(c, parent); \
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uiWindowsControl(c)->parent = parent; \
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}
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#define uiWindowsControlDefaultToplevel(type) \
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static int type ## Toplevel(uiControl *c) \
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{ \
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return 0; \
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}
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#define uiWindowsControlDefaultVisible(type) \
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static int type ## Visible(uiControl *c) \
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{ \
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return uiWindowsControl(c)->visible; \
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}
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#define uiWindowsControlDefaultShow(type) \
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static void type ## Show(uiControl *c) \
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{ \
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uiWindowsControl(c)->visible = 1; \
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ShowWindow(type(c)->hwnd, SW_SHOW); \
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}
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#define uiWindowsControlDefaultHide(type) \
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static void type ## Hide(uiControl *c) \
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{ \
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uiWindowsControl(c)->visible = 0; \
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ShowWindow(type(c)->hwnd, SW_HIDE); \
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}
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#define uiWindowsControlDefaultEnabled(type) \
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static int type ## Enabled(uiControl *c) \
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{ \
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return uiWindowsControl(c)->enabled; \
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}
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#define uiWindowsControlDefaultEnable(type) \
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static void type ## Enable(uiControl *c) \
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{ \
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uiWindowsControl(c)->enabled = 1; \
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uiWindowsControlSyncEnableState(uiWindowsControl(c), uiControlEnabledToUser(c)); \
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}
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#define uiWindowsControlDefaultDisable(type) \
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static void type ## Disable(uiControl *c) \
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{ \
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uiWindowsControl(c)->enabled = 0; \
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uiWindowsControlSyncEnableState(uiWindowsControl(c), uiControlEnabledToUser(c)); \
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}
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#define uiWindowsControlDefaultSyncEnableState(type) \
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static void type ## SyncEnableState(uiWindowsControl *c, int enabled) \
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{ \
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if (uiWindowsShouldStopSyncEnableState(c, enabled)) \
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return; \
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EnableWindow(type(c)->hwnd, enabled); \
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}
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#define uiWindowsControlDefaultSetParentHWND(type) \
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static void type ## SetParentHWND(uiWindowsControl *c, HWND parent) \
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{ \
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uiWindowsEnsureSetParentHWND(type(c)->hwnd, parent); \
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}
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// note that there is no uiWindowsControlDefaultMinimumSize(); you MUST define this yourself!
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#define uiWindowsControlDefaultMinimumSizeChanged(type) \
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static void type ## MinimumSizeChanged(uiWindowsControl *c) \
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{ \
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if (uiWindowsControlTooSmall(c)) { \
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uiWindowsControlContinueMinimumSizeChanged(c); \
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return; \
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} \
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/* otherwise do nothing; we have no children */ \
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}
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#define uiWindowsControlDefaultLayoutRect(type) \
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static void type ## LayoutRect(uiWindowsControl *c, RECT *r) \
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{ \
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/* use the window rect as we include the non-client area in the sizes */ \
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uiWindowsEnsureGetWindowRect(type(c)->hwnd, r); \
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}
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#define uiWindowsControlDefaultAssignControlIDZOrder(type) \
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static void type ## AssignControlIDZOrder(uiWindowsControl *c, LONG_PTR *controlID, HWND *insertAfter) \
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{ \
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uiWindowsEnsureAssignControlIDZOrder(type(c)->hwnd, controlID, insertAfter); \
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}
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#define uiWindowsControlAllDefaultsExceptDestroy(type) \
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uiWindowsControlDefaultHandle(type) \
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uiWindowsControlDefaultParent(type) \
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uiWindowsControlDefaultSetParent(type) \
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uiWindowsControlDefaultToplevel(type) \
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uiWindowsControlDefaultVisible(type) \
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uiWindowsControlDefaultShow(type) \
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uiWindowsControlDefaultHide(type) \
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uiWindowsControlDefaultEnabled(type) \
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uiWindowsControlDefaultEnable(type) \
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uiWindowsControlDefaultDisable(type) \
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uiWindowsControlDefaultSyncEnableState(type) \
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uiWindowsControlDefaultSetParentHWND(type) \
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uiWindowsControlDefaultMinimumSizeChanged(type) \
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uiWindowsControlDefaultLayoutRect(type) \
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uiWindowsControlDefaultAssignControlIDZOrder(type)
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#define uiWindowsControlAllDefaults(type) \
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uiWindowsControlDefaultDestroy(type) \
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uiWindowsControlAllDefaultsExceptDestroy(type)
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// TODO document
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#define uiWindowsNewControl(type, var) \
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var = type(uiWindowsAllocControl(sizeof (type), type ## Signature, #type)); \
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uiControl(var)->Destroy = type ## Destroy; \
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uiControl(var)->Handle = type ## Handle; \
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uiControl(var)->Parent = type ## Parent; \
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uiControl(var)->SetParent = type ## SetParent; \
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uiControl(var)->Toplevel = type ## Toplevel; \
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uiControl(var)->Visible = type ## Visible; \
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uiControl(var)->Show = type ## Show; \
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uiControl(var)->Hide = type ## Hide; \
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uiControl(var)->Enabled = type ## Enabled; \
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uiControl(var)->Enable = type ## Enable; \
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uiControl(var)->Disable = type ## Disable; \
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uiWindowsControl(var)->SyncEnableState = type ## SyncEnableState; \
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uiWindowsControl(var)->SetParentHWND = type ## SetParentHWND; \
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uiWindowsControl(var)->MinimumSize = type ## MinimumSize; \
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uiWindowsControl(var)->MinimumSizeChanged = type ## MinimumSizeChanged; \
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uiWindowsControl(var)->LayoutRect = type ## LayoutRect; \
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uiWindowsControl(var)->AssignControlIDZOrder = type ## AssignControlIDZOrder; \
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uiWindowsControl(var)->visible = 1; \
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uiWindowsControl(var)->enabled = 1;
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// TODO document
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_UI_EXTERN uiWindowsControl *uiWindowsAllocControl(size_t n, uint32_t typesig, const char *typenamestr);
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// TODO document
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_UI_EXTERN HWND uiWindowsEnsureCreateControlHWND(DWORD dwExStyle, LPCWSTR lpClassName, LPCWSTR lpWindowName, DWORD dwStyle, HINSTANCE hInstance, LPVOID lpParam, BOOL useStandardControlFont);
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// TODO document
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_UI_EXTERN void uiWindowsEnsureDestroyWindow(HWND hwnd);
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// TODO document
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// TODO document that this should only be used in SetParentHWND() implementations
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_UI_EXTERN void uiWindowsEnsureSetParentHWND(HWND hwnd, HWND parent);
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// TODO document
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_UI_EXTERN void uiWindowsEnsureAssignControlIDZOrder(HWND hwnd, LONG_PTR *controlID, HWND *insertAfter);
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// TODO document
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_UI_EXTERN void uiWindowsEnsureGetClientRect(HWND hwnd, RECT *r);
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_UI_EXTERN void uiWindowsEnsureGetWindowRect(HWND hwnd, RECT *r);
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// TODO document
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_UI_EXTERN char *uiWindowsWindowText(HWND hwnd);
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_UI_EXTERN void uiWindowsSetWindowText(HWND hwnd, const char *text);
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// TODO document
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_UI_EXTERN int uiWindowsWindowTextWidth(HWND hwnd);
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// TODO document
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// TODO point out this should only be used in a resize cycle
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_UI_EXTERN void uiWindowsEnsureMoveWindowDuringResize(HWND hwnd, int x, int y, int width, int height);
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// TODO document
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_UI_EXTERN void uiWindowsRegisterWM_COMMANDHandler(HWND hwnd, BOOL (*handler)(uiControl *, HWND, WORD, LRESULT *), uiControl *c);
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_UI_EXTERN void uiWindowsUnregisterWM_COMMANDHandler(HWND hwnd);
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// TODO document
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_UI_EXTERN void uiWindowsRegisterWM_NOTIFYHandler(HWND hwnd, BOOL (*handler)(uiControl *, HWND, NMHDR *, LRESULT *), uiControl *c);
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_UI_EXTERN void uiWindowsUnregisterWM_NOTIFYHandler(HWND hwnd);
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// TODO document
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_UI_EXTERN void uiWindowsRegisterWM_HSCROLLHandler(HWND hwnd, BOOL (*handler)(uiControl *, HWND, WORD, LRESULT *), uiControl *c);
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_UI_EXTERN void uiWindowsUnregisterWM_HSCROLLHandler(HWND hwnd);
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// TODO document
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_UI_EXTERN void uiWindowsRegisterReceiveWM_WININICHANGE(HWND hwnd);
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_UI_EXTERN void uiWindowsUnregisterReceiveWM_WININICHANGE(HWND hwnd);
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// TODO document
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typedef struct uiWindowsSizing uiWindowsSizing;
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struct uiWindowsSizing {
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int BaseX;
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int BaseY;
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LONG InternalLeading;
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};
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_UI_EXTERN void uiWindowsGetSizing(HWND hwnd, uiWindowsSizing *sizing);
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_UI_EXTERN void uiWindowsSizingDlgUnitsToPixels(uiWindowsSizing *sizing, int *x, int *y);
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_UI_EXTERN void uiWindowsSizingStandardPadding(uiWindowsSizing *sizing, int *x, int *y);
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// TODO document
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_UI_EXTERN HWND uiWindowsMakeContainer(uiWindowsControl *c, void (*onResize)(uiWindowsControl *));
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// TODO document
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_UI_EXTERN BOOL uiWindowsControlTooSmall(uiWindowsControl *c);
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_UI_EXTERN void uiWindowsControlContinueMinimumSizeChanged(uiWindowsControl *c);
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// TODO document
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_UI_EXTERN void uiWindowsControlAssignSoleControlIDZOrder(uiWindowsControl *);
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// TODO document
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_UI_EXTERN BOOL uiWindowsShouldStopSyncEnableState(uiWindowsControl *c, int enabled);
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#ifdef __cplusplus
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}
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#endif
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#endif
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