Browse code
Simple Up/down/left/right scrolling for the printouts
Dario Rodriguez authored on 21/01/2021 20:46:25
Showing 1 changed files
| ... | ... |
@@ -266,6 +266,7 @@ fprintf(stderr,"RENDER\n"); |
| 266 | 266 |
|| (event.type==SDL_TEXTEDITING && (windowID=event.edit.windowID)!=SDL_GetWindowID(re->ui->win)) |
| 267 | 267 |
|| (event.type==SDL_TEXTINPUT && (windowID=event.text.windowID)!=SDL_GetWindowID(re->ui->win)) |
| 268 | 268 |
) {
|
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+ printout_t *printout; |
|
| 269 | 270 |
for(i=0;i<re->sizeprints;i++) {
|
| 270 | 271 |
if(re->prints[i].ui!=NULL |
| 271 | 272 |
&& windowID==SDL_GetWindowID(re->prints[i].ui->win)) {
|
| ... | ... |
@@ -274,16 +275,17 @@ fprintf(stderr,"RENDER\n"); |
| 274 | 275 |
} |
| 275 | 276 |
if(i>=re->sizeprints) |
| 276 | 277 |
continue; /* unknown window */ |
| 278 |
+ printout=re->prints+i; |
|
| 277 | 279 |
switch(event.type) {
|
| 278 | 280 |
case SDL_WINDOWEVENT: |
| 279 | 281 |
if(event.window.event==SDL_WINDOWEVENT_SHOWN |
| 280 | 282 |
|| event.window.event==SDL_WINDOWEVENT_EXPOSED) {
|
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- re->prints[i].dirty=1; |
|
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+ printout->dirty=1; |
|
| 282 | 284 |
} else if((event.window.event==SDL_WINDOWEVENT_RESIZED |
| 283 | 285 |
|| event.window.event==SDL_WINDOWEVENT_SIZE_CHANGED) |
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- && (event.window.data1!=re->prints[i].ui->w || event.window.data2!=re->prints[i].ui->h)) {
|
|
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- reui_resize(re->prints[i].ui,event.window.data1,event.window.data2); |
|
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- re->prints[i].dirty=1; |
|
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+ && (event.window.data1!=printout->ui->w || event.window.data2!=printout->ui->h)) {
|
|
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+ reui_resize(printout->ui,event.window.data1,event.window.data2); |
|
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+ printout->dirty=1; |
|
| 287 | 289 |
} else if(event.window.event==SDL_WINDOWEVENT_CLOSE) {
|
| 288 | 290 |
re_delprint(re,i); |
| 289 | 291 |
} |
| ... | ... |
@@ -291,6 +293,17 @@ fprintf(stderr,"RENDER\n"); |
| 291 | 293 |
case SDL_KEYDOWN: |
| 292 | 294 |
if(event.key.keysym.sym==SDLK_ESCAPE) {
|
| 293 | 295 |
re_delprint(re,i); |
| 296 |
+ } else if(event.key.keysym.sym==SDLK_DOWN || event.key.keysym.sym==SDLK_UP) {
|
|
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+ if(event.key.keysym.sym==SDLK_UP && printout->originline==0) |
|
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+ break; /* nothing to do, at top */ |
|
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+ printout->originline+=((event.key.keysym.sym==SDLK_UP)?-1:1); |
|
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+ printout->dirty=1; |
|
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+ } else if(event.key.keysym.sym==SDLK_LEFT || event.key.keysym.sym==SDLK_RIGHT) {
|
|
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+ if(event.key.keysym.sym==SDLK_LEFT && printout->origincol==0) |
|
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+ break; /* nothing to do, at top */ |
|
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+ printout->origincol+=((event.key.keysym.sym==SDLK_LEFT)?-1:1)*8; |
|
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+ printout->origincol=(printout->origincol<0)?0:printout->origincol; |
|
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+ printout->dirty=1; |
|
| 294 | 307 |
} |
| 295 | 308 |
break; |
| 296 | 309 |
} |
| ... | ... |
@@ -1861,7 +1874,7 @@ re_drawcontents(re_t *re, printout_t *printout) |
| 1861 | 1874 |
if(printout==NULL) {
|
| 1862 | 1875 |
reui_fill(ui,x0,y0+(curline-originline)*ui->fontheight,w,ui->fontheight+1,"\xef\xef\xef\xff"); |
| 1863 | 1876 |
} else {
|
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- for(y=y0;y<(y0+h);y+=ui->fontheight*2) |
|
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+ for(y=y0+(printout->originline%2)*ui->fontheight;y<(y0+h);y+=ui->fontheight*2) |
|
| 1865 | 1878 |
reui_fill(ui,x0,y,w,ui->fontheight+1,"\xef\xef\xef\xff"); |
| 1866 | 1879 |
} |
| 1867 | 1880 |
/* highlight the selection */ |