diff options
Diffstat (limited to 'Panel.h')
| -rw-r--r-- | Panel.h | 141 |
1 files changed, 141 insertions, 0 deletions
@@ -0,0 +1,141 @@ +#ifndef HEADER_Panel +#define HEADER_Panel +/* +htop - Panel.h +(C) 2004-2011 Hisham H. Muhammad +Released under the GNU GPLv2+, see the COPYING file +in the source distribution for its full text. +*/ + +#include <assert.h> +#include <stdbool.h> + +#include "CRT.h" +#include "FunctionBar.h" +#include "Object.h" +#include "RichString.h" +#include "Vector.h" + + +struct Panel_; +typedef struct Panel_ Panel; + +typedef enum HandlerResult_ { + HANDLED = 0x01, + IGNORED = 0x02, + BREAK_LOOP = 0x04, + REFRESH = 0x08, + REDRAW = 0x10, + RESCAN = 0x20, + RESIZE = 0x40, + SYNTH_KEY = 0x80, +} HandlerResult; + +#define EVENT_SET_SELECTED (-1) + +#define EVENT_HEADER_CLICK(x_) (-10000 + (x_)) +#define EVENT_IS_HEADER_CLICK(ev_) ((ev_) >= -10000 && (ev_) <= -9000) +#define EVENT_HEADER_CLICK_GET_X(ev_) ((ev_) + 10000) + +#define EVENT_SCREEN_TAB_CLICK(x_) (-20000 + (x_)) +#define EVENT_IS_SCREEN_TAB_CLICK(ev_) ((ev_) >= -20000 && (ev_) < -10000) +#define EVENT_SCREEN_TAB_GET_X(ev_) ((ev_) + 20000) + +typedef HandlerResult (*Panel_EventHandler)(Panel*, int); +typedef void (*Panel_DrawFunctionBar)(Panel*, bool); +typedef void (*Panel_PrintHeader)(Panel*); + +typedef struct PanelClass_ { + const ObjectClass super; + const Panel_EventHandler eventHandler; + const Panel_DrawFunctionBar drawFunctionBar; + const Panel_PrintHeader printHeader; +} PanelClass; + +#define As_Panel(this_) ((const PanelClass*)((this_)->super.klass)) +#define Panel_eventHandlerFn(this_) As_Panel(this_)->eventHandler +#define Panel_eventHandler(this_, ev_) (assert(As_Panel(this_)->eventHandler), As_Panel(this_)->eventHandler((Panel*)(this_), ev_)) +#define Panel_drawFunctionBarFn(this_) As_Panel(this_)->drawFunctionBar +#define Panel_drawFunctionBar(this_, hideFB_) (assert(As_Panel(this_)->drawFunctionBar), As_Panel(this_)->drawFunctionBar((Panel*)(this_), hideFB_)) +#define Panel_printHeaderFn(this_) As_Panel(this_)->printHeader +#define Panel_printHeader(this_) (assert(As_Panel(this_)->printHeader), As_Panel(this_)->printHeader((Panel*)(this_))) + +struct Panel_ { + Object super; + int x, y, w, h; + int cursorX, cursorY; + Vector* items; + int selected; + int oldSelected; + int selectedLen; + void* eventHandlerState; + int scrollV; + int scrollH; + bool needsRedraw; + bool cursorOn; + bool wasFocus; + FunctionBar* currentBar; + FunctionBar* defaultBar; + RichString header; + ColorElements selectionColorId; +}; + +#define Panel_setDefaultBar(this_) do { (this_)->currentBar = (this_)->defaultBar; } while (0) + +#define KEY_CTRL(l) ((l)-'A'+1) + +extern const PanelClass Panel_class; + +Panel* Panel_new(int x, int y, int w, int h, const ObjectClass* type, bool owner, FunctionBar* fuBar); + +void Panel_delete(Object* cast); + +void Panel_init(Panel* this, int x, int y, int w, int h, const ObjectClass* type, bool owner, FunctionBar* fuBar); + +void Panel_done(Panel* this); + +void Panel_setCursorToSelection(Panel* this); + +void Panel_setSelectionColor(Panel* this, ColorElements colorId); + +void Panel_setHeader(Panel* this, const char* header); + +void Panel_move(Panel* this, int x, int y); + +void Panel_resize(Panel* this, int w, int h); + +void Panel_prune(Panel* this); + +void Panel_add(Panel* this, Object* o); + +void Panel_insert(Panel* this, int i, Object* o); + +void Panel_set(Panel* this, int i, Object* o); + +Object* Panel_get(Panel* this, int i); + +Object* Panel_remove(Panel* this, int i); + +Object* Panel_getSelected(Panel* this); + +void Panel_moveSelectedUp(Panel* this); + +void Panel_moveSelectedDown(Panel* this); + +int Panel_getSelectedIndex(const Panel* this); + +int Panel_size(const Panel* this); + +void Panel_setSelected(Panel* this, int selected); + +void Panel_draw(Panel* this, bool force_redraw, bool focus, bool highlightSelected, bool hideFunctionBar); + +void Panel_splice(Panel* this, Vector* from); + +bool Panel_onKey(Panel* this, int key); + +HandlerResult Panel_selectByTyping(Panel* this, int ch); + +int Panel_getCh(Panel* this); + +#endif |