diff options
Diffstat (limited to 'src/FbTk')
-rw-r--r-- | src/FbTk/TextBox.cc | 60 |
1 files changed, 36 insertions, 24 deletions
diff --git a/src/FbTk/TextBox.cc b/src/FbTk/TextBox.cc index 8e54ec7..13417da 100644 --- a/src/FbTk/TextBox.cc +++ b/src/FbTk/TextBox.cc | |||
@@ -246,44 +246,54 @@ void TextBox::keyPressEvent(XKeyEvent &event) { | |||
246 | m_cursor_pos = 0; | 246 | m_cursor_pos = 0; |
247 | m_end_pos = 0; | 247 | m_end_pos = 0; |
248 | break; | 248 | break; |
249 | case XK_Left: | 249 | case XK_Left: { |
250 | if (m_cursor_pos && m_text.size()){ | 250 | int pos = findEmptySpaceLeft(); |
251 | m_cursor_pos = findEmptySpaceLeft(); | 251 | if (pos < m_start_pos){ |
252 | m_start_pos = pos; | ||
253 | m_cursor_pos = 0; | ||
254 | } else if (m_start_pos > 0) { | ||
255 | m_cursor_pos = pos - m_start_pos; | ||
256 | } else { | ||
257 | m_cursor_pos = pos; | ||
258 | } | ||
252 | adjustPos(); | 259 | adjustPos(); |
253 | } | 260 | } |
254 | break; | 261 | break; |
255 | case XK_Right: | 262 | case XK_Right: |
256 | if (m_text.size() && m_cursor_pos < m_text.size()){ | 263 | if (m_text.size() && m_cursor_pos < m_text.size()){ |
257 | m_cursor_pos = findEmptySpaceRight(); | 264 | int pos = findEmptySpaceRight() - m_start_pos; |
265 | if (m_start_pos + pos <= m_end_pos) | ||
266 | m_cursor_pos = pos; | ||
267 | else if (m_end_pos < text().size()) { | ||
268 | m_cursor_pos = pos; | ||
269 | m_end_pos = pos; | ||
270 | } | ||
271 | |||
258 | adjustPos(); | 272 | adjustPos(); |
273 | |||
259 | } | 274 | } |
260 | break; | 275 | break; |
261 | 276 | ||
262 | case XK_BackSpace: { | 277 | case XK_BackSpace: { |
263 | if (!m_cursor_pos || !m_text.size()) | ||
264 | break; | ||
265 | |||
266 | int pos = findEmptySpaceLeft(); | 278 | int pos = findEmptySpaceLeft(); |
267 | 279 | m_text.erase(pos, m_cursor_pos - pos + m_start_pos); | |
268 | m_text.erase(pos, m_cursor_pos - pos); | 280 | |
269 | m_start_pos = 0; | 281 | if (pos < m_start_pos){ |
270 | m_cursor_pos = pos; | 282 | m_start_pos = pos; |
271 | m_end_pos = m_text.size(); | 283 | m_cursor_pos = 0; |
284 | } else if (m_start_pos > 0) { | ||
285 | m_cursor_pos = pos - m_start_pos; | ||
286 | } else { | ||
287 | m_cursor_pos = pos; | ||
288 | } | ||
272 | adjustPos(); | 289 | adjustPos(); |
273 | } | 290 | } |
274 | break; | 291 | break; |
275 | case XK_Delete: { | 292 | case XK_Delete: { |
276 | |||
277 | if (!m_text.size() || m_cursor_pos >= m_text.size()) | 293 | if (!m_text.size() || m_cursor_pos >= m_text.size()) |
278 | break; | 294 | break; |
279 | |||
280 | int pos = findEmptySpaceRight(); | 295 | int pos = findEmptySpaceRight(); |
281 | 296 | m_text.erase(m_cursor_pos + m_start_pos, pos - (m_cursor_pos + m_start_pos)); | |
282 | m_text.erase(m_cursor_pos, pos - m_cursor_pos); | ||
283 | m_start_pos = 0; | ||
284 | m_cursor_pos = m_cursor_pos; | ||
285 | m_end_pos = m_text.size(); | ||
286 | |||
287 | adjustPos(); | 297 | adjustPos(); |
288 | } | 298 | } |
289 | break; | 299 | break; |
@@ -399,11 +409,12 @@ void TextBox::adjustStartPos() { | |||
399 | int TextBox::findEmptySpaceLeft(){ | 409 | int TextBox::findEmptySpaceLeft(){ |
400 | 410 | ||
401 | // found the first left space symbol | 411 | // found the first left space symbol |
402 | int pos = m_text.rfind(' ', m_cursor_pos - 1); | 412 | int pos = m_text.rfind(' ', (m_start_pos + m_cursor_pos) > 0 ? |
413 | m_start_pos + m_cursor_pos - 1 : 0); | ||
403 | 414 | ||
404 | // do we have one more space symbol near? | 415 | // do we have one more space symbol near? |
405 | int next_pos = -1; | 416 | int next_pos = -1; |
406 | while ( pos > 0 && (next_pos = m_text.rfind(' ', pos - 1)) > -1 ){ | 417 | while (pos > 0 && (next_pos = m_text.rfind(' ', pos - 1)) > -1){ |
407 | if (next_pos + 1 < pos) | 418 | if (next_pos + 1 < pos) |
408 | break; | 419 | break; |
409 | pos = next_pos; | 420 | pos = next_pos; |
@@ -417,17 +428,18 @@ int TextBox::findEmptySpaceLeft(){ | |||
417 | int TextBox::findEmptySpaceRight(){ | 428 | int TextBox::findEmptySpaceRight(){ |
418 | 429 | ||
419 | // found the first right space symbol | 430 | // found the first right space symbol |
420 | int pos = m_text.find(' ', m_cursor_pos); | 431 | int pos = m_text.find(' ', m_start_pos + m_cursor_pos); |
421 | 432 | ||
422 | // do we have one more space symbol near? | 433 | // do we have one more space symbol near? |
423 | int next_pos = -1; | 434 | int next_pos = -1; |
424 | while (pos > -1 && pos < m_text.size() && (next_pos = m_text.find(' ', pos + 1)) > -1 ){ | 435 | while (pos > -1 && pos < m_text.size() && (next_pos = m_text.find(' ', pos + 1)) > -1 ){ |
436 | |||
425 | if (next_pos - 1 > pos) | 437 | if (next_pos - 1 > pos) |
426 | break; | 438 | break; |
427 | pos = next_pos; | 439 | pos = next_pos; |
428 | } | 440 | } |
429 | if (pos < 0) | 441 | if (pos < 0) |
430 | pos = m_text.size(); | 442 | pos = m_text.size() - 1; |
431 | 443 | ||
432 | return pos + 1; // (+1) - sets cursor at the right. | 444 | return pos + 1; // (+1) - sets cursor at the right. |
433 | 445 | ||