diff options
Diffstat (limited to 'Source/CursesDialog/cmCursesStringWidget.cxx')
| -rw-r--r-- | Source/CursesDialog/cmCursesStringWidget.cxx | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/Source/CursesDialog/cmCursesStringWidget.cxx b/Source/CursesDialog/cmCursesStringWidget.cxx new file mode 100644 index 0000000..6eb5310 --- /dev/null +++ b/Source/CursesDialog/cmCursesStringWidget.cxx @@ -0,0 +1,205 @@ +/*============================================================================ + CMake - Cross Platform Makefile Generator + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +#include "cmCursesStringWidget.h" + +#include "cmCursesMainForm.h" + +inline int ctrl(int z) +{ + return (z & 037); +} + +cmCursesStringWidget::cmCursesStringWidget(int width, int height, int left, + int top) + : cmCursesWidget(width, height, left, top) +{ + this->InEdit = false; + this->Type = cmState::STRING; + set_field_fore(this->Field, A_NORMAL); + set_field_back(this->Field, A_STANDOUT); + field_opts_off(this->Field, O_STATIC); +} + +void cmCursesStringWidget::OnTab(cmCursesMainForm*, WINDOW*) +{ + // FORM* form = fm->GetForm(); +} + +void cmCursesStringWidget::OnReturn(cmCursesMainForm* fm, WINDOW*) +{ + FORM* form = fm->GetForm(); + if (this->InEdit) { + cmCursesForm::LogMessage("String widget leaving edit."); + this->InEdit = false; + fm->PrintKeys(); + delete[] this->OriginalString; + // trick to force forms to update the field buffer + form_driver(form, REQ_NEXT_FIELD); + form_driver(form, REQ_PREV_FIELD); + this->Done = true; + } else { + cmCursesForm::LogMessage("String widget entering edit."); + this->InEdit = true; + fm->PrintKeys(); + char* buf = field_buffer(this->Field, 0); + this->OriginalString = new char[strlen(buf) + 1]; + strcpy(this->OriginalString, buf); + } +} + +void cmCursesStringWidget::OnType(int& key, cmCursesMainForm* fm, WINDOW*) +{ + form_driver(fm->GetForm(), key); +} + +bool cmCursesStringWidget::HandleInput(int& key, cmCursesMainForm* fm, + WINDOW* w) +{ + int x, y; + + FORM* form = fm->GetForm(); + // 10 == enter + if (!this->InEdit && (key != 10 && key != KEY_ENTER)) { + return false; + } + + this->OriginalString = CM_NULLPTR; + this->Done = false; + + char debugMessage[128]; + + // <Enter> is used to change edit mode (like <Esc> in vi). + while (!this->Done) { + sprintf(debugMessage, "String widget handling input, key: %d", key); + cmCursesForm::LogMessage(debugMessage); + + fm->PrintKeys(); + + getmaxyx(stdscr, y, x); + // If window too small, handle 'q' only + if (x < cmCursesMainForm::MIN_WIDTH || y < cmCursesMainForm::MIN_HEIGHT) { + // quit + if (key == 'q') { + return false; + } else { + key = getch(); + continue; + } + } + + // If resize occurred during edit, move out of edit mode + if (!this->InEdit && (key != 10 && key != KEY_ENTER)) { + return false; + } + // 10 == enter + if (key == 10 || key == KEY_ENTER) { + this->OnReturn(fm, w); + } else if (key == KEY_DOWN || key == ctrl('n') || key == KEY_UP || + key == ctrl('p') || key == KEY_NPAGE || key == ctrl('d') || + key == KEY_PPAGE || key == ctrl('u')) { + this->InEdit = false; + delete[] this->OriginalString; + // trick to force forms to update the field buffer + form_driver(form, REQ_NEXT_FIELD); + form_driver(form, REQ_PREV_FIELD); + return false; + } + // esc + else if (key == 27) { + if (this->InEdit) { + this->InEdit = false; + fm->PrintKeys(); + this->SetString(this->OriginalString); + delete[] this->OriginalString; + touchwin(w); + wrefresh(w); + return true; + } + } else if (key == 9) { + this->OnTab(fm, w); + } else if (key == KEY_LEFT || key == ctrl('b')) { + form_driver(form, REQ_PREV_CHAR); + } else if (key == KEY_RIGHT || key == ctrl('f')) { + form_driver(form, REQ_NEXT_CHAR); + } else if (key == ctrl('k')) { + form_driver(form, REQ_CLR_EOL); + } else if (key == ctrl('a') || key == KEY_HOME) { + form_driver(form, REQ_BEG_FIELD); + } else if (key == ctrl('e') || key == KEY_END) { + form_driver(form, REQ_END_FIELD); + } else if (key == 127 || key == KEY_BACKSPACE) { + FIELD* cur = current_field(form); + form_driver(form, REQ_DEL_PREV); + if (current_field(form) != cur) { + set_current_field(form, cur); + } + } else if (key == ctrl('d') || key == KEY_DC) { + form_driver(form, REQ_DEL_CHAR); + } else { + this->OnType(key, fm, w); + } + if (!this->Done) { + touchwin(w); + wrefresh(w); + + key = getch(); + } + } + return true; +} + +void cmCursesStringWidget::SetString(const std::string& value) +{ + this->SetValue(value); +} + +const char* cmCursesStringWidget::GetString() +{ + return this->GetValue(); +} + +const char* cmCursesStringWidget::GetValue() +{ + return field_buffer(this->Field, 0); +} + +bool cmCursesStringWidget::PrintKeys() +{ + int x, y; + getmaxyx(stdscr, y, x); + if (x < cmCursesMainForm::MIN_WIDTH || y < cmCursesMainForm::MIN_HEIGHT) { + return false; + } + if (this->InEdit) { + char fmt_s[] = "%s"; + char firstLine[512]; + // Clean the toolbar + for (int i = 0; i < 512; i++) { + firstLine[i] = ' '; + } + firstLine[511] = '\0'; + curses_move(y - 4, 0); + printw(fmt_s, firstLine); + curses_move(y - 3, 0); + printw(fmt_s, firstLine); + curses_move(y - 2, 0); + printw(fmt_s, firstLine); + curses_move(y - 1, 0); + printw(fmt_s, firstLine); + + curses_move(y - 3, 0); + printw(fmt_s, "Editing option, press [enter] to leave edit."); + return true; + } else { + return false; + } +} |