diff options
Diffstat (limited to 'src/gui.c')
| -rw-r--r-- | src/gui.c | 220 |
1 files changed, 145 insertions, 75 deletions
@@ -98,6 +98,133 @@ static void Box(const char *title, int x, int y, int width, int height) } +static int DoList(const char *title, int no, char * const list[], int *option) +{ + static const int max=GFX_HEIGHT/8-8; + SDL_Event *e; + int top; + int cur; + int done; + int f; + + if (no==0) + return -1; + + top=0; + cur=0; + + done=FALSE; + + while(!done) + { + Box(title,7,7,GFX_WIDTH-14,GFX_HEIGHT-14); + + if (option) + { + Centre("Cursors to move, RETURN to accept", + GFX_HEIGHT-44,WHITE); + Centre("SPACE toggles, I inverts all", + GFX_HEIGHT-36,WHITE); + Centre("S select all, C clear all", + GFX_HEIGHT-28,WHITE); + } + else + Centre("Cursors and RETURN to select",GFX_HEIGHT-28,WHITE); + + Centre("ESCAPE to cancel",GFX_HEIGHT-20,WHITE); + + for(f=0;f<max;f++) + { + if (f+top<no) + { + Uint32 pen,paper; + + if (f+top==cur) + { + pen=WHITE; + paper=RED; + } + else + { + pen=GREY; + paper=BLACK; + } + + if (option) + GFXPrintPaper(16,20+f*8,pen,paper,"%c %-34.34s", + option[f+top] ? FONT_TICK:' ',list[f+top]); + else + GFXPrintPaper(16,20+f*8,pen,paper,"%-36.36s",list[f+top]); + } + } + + GFXEndFrame(FALSE); + + e=GFXWaitKey(); + + switch(e->key.keysym.sym) + { + case SDLK_RETURN: + done=TRUE; + break; + + case SDLK_SPACE: + if (option) + option[cur]=!option[cur]; + break; + + case SDLK_i: + if (option) + for(f=0;f<no;f++) + option[f]=!option[f]; + break; + + case SDLK_s: + if (option) + for(f=0;f<no;f++) + option[f]=TRUE; + break; + + case SDLK_c: + if (option) + for(f=0;f<no;f++) + option[f]=FALSE; + break; + + case SDLK_ESCAPE: + cur=-1; + done=TRUE; + break; + + case SDLK_UP: + if (cur>0) + { + cur--; + + if (cur<top) + top=cur; + } + break; + + case SDLK_DOWN: + if (cur<no-1) + { + cur++; + + if (cur>top+max-2) + top=cur-max+2; + } + break; + + default: + break; + } + } + + return cur; +} + + /* ---------------------------------------- EXPORTED INTERFACES */ int GUIMessage(GUIBoxType type, const char *title, const char *format,...) @@ -265,90 +392,33 @@ const char *GUIInputString(const char *prompt, const char *orig) int GUIListSelect(const char *title, int no, char * const list[]) { - static const int max=GFX_HEIGHT/8-8; - SDL_Event *e; - int top; - int cur; - int done; - int f; - - if (no==0) - return -1; - - top=0; - cur=0; - - done=FALSE; - - while(!done) - { - Box(title,7,7,GFX_WIDTH-14,GFX_HEIGHT-14); - - Centre("Cursors and RETURN to select",GFX_HEIGHT-40,WHITE); - Centre("ESCAPE to cancel",GFX_HEIGHT-32,WHITE); - - for(f=0;f<max;f++) - { - if (f+top<no) - { - Uint32 pen,paper; - - if (f+top==cur) - { - pen=WHITE; - paper=RED; - } - else - { - pen=GREY; - paper=BLACK; - } + return DoList(title,no,list,NULL); +} - GFXPrintPaper(16,20+f*8,pen,paper,"%-36.36s",list[f+top]); - } - } - GFXEndFrame(FALSE); - - e=GFXWaitKey(); +int GUIListOption(const char *title, int no, char * const list[], int option[]) +{ + int *o; + int sel; + int f; - switch(e->key.keysym.sym) - { - case SDLK_RETURN: - done=TRUE; - break; + if (no==0) + return FALSE; - case SDLK_ESCAPE: - cur=-1; - done=TRUE; - break; + o=Malloc(no * sizeof *o); - case SDLK_UP: - if (cur>0) - { - cur--; + for(f=0;f<no;f++) + o[f]=option[f]; - if (cur<top) - top=cur; - } - break; + sel=DoList(title,no,list,o); - case SDLK_DOWN: - if (cur<no-1) - { - cur++; + if (sel!=-1) + for(f=0;f<no;f++) + option[f]=o[f]; - if (cur>top+max-2) - top=cur-max+2; - } - break; - - default: - break; - } - } + free(o); - return cur; + return sel!=-1; } |