diff options
Diffstat (limited to 'src/gui/guiEditBoxWithScrollbar.cpp')
| -rw-r--r-- | src/gui/guiEditBoxWithScrollbar.cpp | 690 |
1 files changed, 2 insertions, 688 deletions
diff --git a/src/gui/guiEditBoxWithScrollbar.cpp b/src/gui/guiEditBoxWithScrollbar.cpp index 7f9fdafd7..707dbb7db 100644 --- a/src/gui/guiEditBoxWithScrollbar.cpp +++ b/src/gui/guiEditBoxWithScrollbar.cpp @@ -26,14 +26,8 @@ numerical GUIEditBoxWithScrollBar::GUIEditBoxWithScrollBar(const wchar_t* text, bool border, IGUIEnvironment* environment, IGUIElement* parent, s32 id, const core::rect<s32>& rectangle, bool writable, bool has_vscrollbar) - : GUIEditBox(environment, parent, id, rectangle), m_mouse_marking(false), - m_border(border), m_background(true), m_mark_begin(0), m_mark_end(0), m_last_break_font(0), - m_operator(0), m_blink_start_time(0), m_cursor_pos(0), m_hscroll_pos(0), m_vscroll_pos(0), m_max(0), - m_passwordbox(false), - m_passwordchar(L'*'), m_halign(EGUIA_UPPERLEFT), m_valign(EGUIA_CENTER), - m_current_text_rect(0, 0, 1, 1), m_frame_rect(rectangle), - m_scrollbar_width(0), m_vscrollbar(NULL), m_writable(writable), - m_bg_color_used(false) + : GUIEditBox(environment, parent, id, rectangle, border, writable), + m_background(true), m_bg_color_used(false) { #ifdef _DEBUG setDebugName("GUIEditBoxWithScrollBar"); @@ -63,24 +57,6 @@ GUIEditBoxWithScrollBar::GUIEditBoxWithScrollBar(const wchar_t* text, bool borde setWritable(writable); } - -//! destructor -GUIEditBoxWithScrollBar::~GUIEditBoxWithScrollBar() -{ - if (m_operator) - m_operator->drop(); - - if (m_vscrollbar) - m_vscrollbar->drop(); -} - - -//! Turns the border on or off -void GUIEditBoxWithScrollBar::setDrawBorder(bool border) -{ - m_border = border; -} - //! Sets whether to draw the background void GUIEditBoxWithScrollBar::setDrawBackground(bool draw) { @@ -100,466 +76,6 @@ void GUIEditBoxWithScrollBar::updateAbsolutePosition() } -void GUIEditBoxWithScrollBar::setPasswordBox(bool password_box, wchar_t password_char) -{ - m_passwordbox = password_box; - if (m_passwordbox) { - m_passwordchar = password_char; - setMultiLine(false); - setWordWrap(false); - m_broken_text.clear(); - } -} - - -bool GUIEditBoxWithScrollBar::isPasswordBox() const -{ - return m_passwordbox; -} - - -//! Sets text justification -void GUIEditBoxWithScrollBar::setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical) -{ - m_halign = horizontal; - m_valign = vertical; -} - - -//! called if an event happened. -bool GUIEditBoxWithScrollBar::OnEvent(const SEvent& event) -{ - if (isEnabled()) { - switch (event.EventType) - { - case EET_GUI_EVENT: - if (event.GUIEvent.EventType == EGET_ELEMENT_FOCUS_LOST) { - if (event.GUIEvent.Caller == this) { - m_mouse_marking = false; - setTextMarkers(0, 0); - } - } - break; - case EET_KEY_INPUT_EVENT: - if (processKey(event)) - return true; - break; - case EET_MOUSE_INPUT_EVENT: - if (processMouse(event)) - return true; - break; - default: - break; - } - } - - return IGUIElement::OnEvent(event); -} - - -bool GUIEditBoxWithScrollBar::processKey(const SEvent& event) -{ - if (!m_writable) { - return false; - } - - if (!event.KeyInput.PressedDown) - return false; - - bool text_changed = false; - s32 new_mark_begin = m_mark_begin; - s32 new_mark_end = m_mark_end; - - // control shortcut handling - - if (event.KeyInput.Control) { - - // german backlash '\' entered with control + '?' - if (event.KeyInput.Char == '\\') { - inputChar(event.KeyInput.Char); - return true; - } - - switch (event.KeyInput.Key) { - case KEY_KEY_A: - // select all - new_mark_begin = 0; - new_mark_end = Text.size(); - break; - case KEY_KEY_C: - // copy to clipboard - if (!m_passwordbox && m_operator && m_mark_begin != m_mark_end) - { - const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end; - const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin; - - core::stringc s; - s = Text.subString(realmbgn, realmend - realmbgn).c_str(); - m_operator->copyToClipboard(s.c_str()); - } - break; - case KEY_KEY_X: - // cut to the clipboard - if (!m_passwordbox && m_operator && m_mark_begin != m_mark_end) { - const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end; - const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin; - - // copy - core::stringc sc; - sc = Text.subString(realmbgn, realmend - realmbgn).c_str(); - m_operator->copyToClipboard(sc.c_str()); - - if (isEnabled()) - { - // delete - core::stringw s; - s = Text.subString(0, realmbgn); - s.append(Text.subString(realmend, Text.size() - realmend)); - Text = s; - - m_cursor_pos = realmbgn; - new_mark_begin = 0; - new_mark_end = 0; - text_changed = true; - } - } - break; - case KEY_KEY_V: - if (!isEnabled()) - break; - - // paste from the clipboard - if (m_operator) { - const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end; - const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin; - - // add new character - const c8* p = m_operator->getTextFromClipboard(); - if (p) { - if (m_mark_begin == m_mark_end) { - // insert text - core::stringw s = Text.subString(0, m_cursor_pos); - s.append(p); - s.append(Text.subString(m_cursor_pos, Text.size() - m_cursor_pos)); - - if (!m_max || s.size() <= m_max) // thx to Fish FH for fix - { - Text = s; - s = p; - m_cursor_pos += s.size(); - } - } else { - // replace text - - core::stringw s = Text.subString(0, realmbgn); - s.append(p); - s.append(Text.subString(realmend, Text.size() - realmend)); - - if (!m_max || s.size() <= m_max) // thx to Fish FH for fix - { - Text = s; - s = p; - m_cursor_pos = realmbgn + s.size(); - } - } - } - - new_mark_begin = 0; - new_mark_end = 0; - text_changed = true; - } - break; - case KEY_HOME: - // move/highlight to start of text - if (event.KeyInput.Shift) { - new_mark_end = m_cursor_pos; - new_mark_begin = 0; - m_cursor_pos = 0; - } else { - m_cursor_pos = 0; - new_mark_begin = 0; - new_mark_end = 0; - } - break; - case KEY_END: - // move/highlight to end of text - if (event.KeyInput.Shift) { - new_mark_begin = m_cursor_pos; - new_mark_end = Text.size(); - m_cursor_pos = 0; - } else { - m_cursor_pos = Text.size(); - new_mark_begin = 0; - new_mark_end = 0; - } - break; - default: - return false; - } - } - // default keyboard handling - else - switch (event.KeyInput.Key) { - case KEY_END: - { - s32 p = Text.size(); - if (m_word_wrap || m_multiline) { - p = getLineFromPos(m_cursor_pos); - p = m_broken_text_positions[p] + (s32)m_broken_text[p].size(); - if (p > 0 && (Text[p - 1] == L'\r' || Text[p - 1] == L'\n')) - p -= 1; - } - - if (event.KeyInput.Shift) { - if (m_mark_begin == m_mark_end) - new_mark_begin = m_cursor_pos; - - new_mark_end = p; - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - m_cursor_pos = p; - m_blink_start_time = porting::getTimeMs(); - } - break; - case KEY_HOME: - { - - s32 p = 0; - if (m_word_wrap || m_multiline) { - p = getLineFromPos(m_cursor_pos); - p = m_broken_text_positions[p]; - } - - if (event.KeyInput.Shift) { - if (m_mark_begin == m_mark_end) - new_mark_begin = m_cursor_pos; - new_mark_end = p; - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - m_cursor_pos = p; - m_blink_start_time = porting::getTimeMs(); - } - break; - case KEY_RETURN: - if (m_multiline) { - inputChar(L'\n'); - } else { - calculateScrollPos(); - sendGuiEvent(EGET_EDITBOX_ENTER); - } - return true; - case KEY_LEFT: - - if (event.KeyInput.Shift) { - if (m_cursor_pos > 0) { - if (m_mark_begin == m_mark_end) - new_mark_begin = m_cursor_pos; - - new_mark_end = m_cursor_pos - 1; - } - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - - if (m_cursor_pos > 0) - m_cursor_pos--; - m_blink_start_time = porting::getTimeMs(); - break; - - case KEY_RIGHT: - if (event.KeyInput.Shift) { - if (Text.size() > (u32)m_cursor_pos) { - if (m_mark_begin == m_mark_end) - new_mark_begin = m_cursor_pos; - - new_mark_end = m_cursor_pos + 1; - } - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - - if (Text.size() > (u32)m_cursor_pos) - m_cursor_pos++; - m_blink_start_time = porting::getTimeMs(); - break; - case KEY_UP: - if (m_multiline || (m_word_wrap && m_broken_text.size() > 1)) { - s32 lineNo = getLineFromPos(m_cursor_pos); - s32 mb = (m_mark_begin == m_mark_end) ? m_cursor_pos : (m_mark_begin > m_mark_end ? m_mark_begin : m_mark_end); - if (lineNo > 0) { - s32 cp = m_cursor_pos - m_broken_text_positions[lineNo]; - if ((s32)m_broken_text[lineNo - 1].size() < cp) - m_cursor_pos = m_broken_text_positions[lineNo - 1] + core::max_((u32)1, m_broken_text[lineNo - 1].size()) - 1; - else - m_cursor_pos = m_broken_text_positions[lineNo - 1] + cp; - } - - if (event.KeyInput.Shift) { - new_mark_begin = mb; - new_mark_end = m_cursor_pos; - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - } else { - return false; - } - break; - case KEY_DOWN: - if (m_multiline || (m_word_wrap && m_broken_text.size() > 1)) { - s32 lineNo = getLineFromPos(m_cursor_pos); - s32 mb = (m_mark_begin == m_mark_end) ? m_cursor_pos : (m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end); - if (lineNo < (s32)m_broken_text.size() - 1) - { - s32 cp = m_cursor_pos - m_broken_text_positions[lineNo]; - if ((s32)m_broken_text[lineNo + 1].size() < cp) - m_cursor_pos = m_broken_text_positions[lineNo + 1] + core::max_((u32)1, m_broken_text[lineNo + 1].size()) - 1; - else - m_cursor_pos = m_broken_text_positions[lineNo + 1] + cp; - } - - if (event.KeyInput.Shift) { - new_mark_begin = mb; - new_mark_end = m_cursor_pos; - } else { - new_mark_begin = 0; - new_mark_end = 0; - } - - } else { - return false; - } - break; - - case KEY_BACK: - if (!isEnabled()) - break; - - if (Text.size()) { - core::stringw s; - - if (m_mark_begin != m_mark_end) { - // delete marked text - const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end; - const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin; - - s = Text.subString(0, realmbgn); - s.append(Text.subString(realmend, Text.size() - realmend)); - Text = s; - - m_cursor_pos = realmbgn; - } else { - // delete text behind cursor - if (m_cursor_pos > 0) - s = Text.subString(0, m_cursor_pos - 1); - else - s = L""; - s.append(Text.subString(m_cursor_pos, Text.size() - m_cursor_pos)); - Text = s; - --m_cursor_pos; - } - - if (m_cursor_pos < 0) - m_cursor_pos = 0; - m_blink_start_time = porting::getTimeMs(); // os::Timer::getTime(); - new_mark_begin = 0; - new_mark_end = 0; - text_changed = true; - } - break; - case KEY_DELETE: - if (!isEnabled()) - break; - - if (Text.size() != 0) { - core::stringw s; - - if (m_mark_begin != m_mark_end) { - // delete marked text - const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end; - const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin; - - s = Text.subString(0, realmbgn); - s.append(Text.subString(realmend, Text.size() - realmend)); - Text = s; - - m_cursor_pos = realmbgn; - } else { - // delete text before cursor - s = Text.subString(0, m_cursor_pos); - s.append(Text.subString(m_cursor_pos + 1, Text.size() - m_cursor_pos - 1)); - Text = s; - } - - if (m_cursor_pos > (s32)Text.size()) - m_cursor_pos = (s32)Text.size(); - - m_blink_start_time = porting::getTimeMs(); // os::Timer::getTime(); - new_mark_begin = 0; - new_mark_end = 0; - text_changed = true; - } - break; - - case KEY_ESCAPE: - case KEY_TAB: - case KEY_SHIFT: - case KEY_F1: - case KEY_F2: - case KEY_F3: - case KEY_F4: - case KEY_F5: - case KEY_F6: - case KEY_F7: - case KEY_F8: - case KEY_F9: - case KEY_F10: - case KEY_F11: - case KEY_F12: - case KEY_F13: - case KEY_F14: - case KEY_F15: - case KEY_F16: - case KEY_F17: - case KEY_F18: - case KEY_F19: - case KEY_F20: - case KEY_F21: - case KEY_F22: - case KEY_F23: - case KEY_F24: - // ignore these keys - return false; - - default: - inputChar(event.KeyInput.Char); - return true; - } - - // Set new text markers - setTextMarkers(new_mark_begin, new_mark_end); - - // break the text if it has changed - if (text_changed) { - breakText(); - calculateScrollPos(); - sendGuiEvent(EGET_EDITBOX_CHANGED); - } - else - { - calculateScrollPos(); - } - - return true; -} - - //! draws the element and its children void GUIEditBoxWithScrollBar::draw() { @@ -748,115 +264,6 @@ void GUIEditBoxWithScrollBar::draw() } -//! Sets the new caption of this element. -void GUIEditBoxWithScrollBar::setText(const wchar_t* text) -{ - Text = text; - if (u32(m_cursor_pos) > Text.size()) - m_cursor_pos = Text.size(); - m_hscroll_pos = 0; - breakText(); -} - - -//! Gets the area of the text in the edit box -//! \return Returns the size in pixels of the text -core::dimension2du GUIEditBoxWithScrollBar::getTextDimension() -{ - core::rect<s32> ret; - - setTextRect(0); - ret = m_current_text_rect; - - for (u32 i = 1; i < m_broken_text.size(); ++i) { - setTextRect(i); - ret.addInternalPoint(m_current_text_rect.UpperLeftCorner); - ret.addInternalPoint(m_current_text_rect.LowerRightCorner); - } - - return core::dimension2du(ret.getSize()); -} - - -//! Sets the maximum amount of characters which may be entered in the box. -//! \param max: Maximum amount of characters. If 0, the character amount is -//! infinity. -void GUIEditBoxWithScrollBar::setMax(u32 max) -{ - m_max = max; - - if (Text.size() > m_max && m_max != 0) - Text = Text.subString(0, m_max); -} - - -//! Returns maximum amount of characters, previously set by setMax(); -u32 GUIEditBoxWithScrollBar::getMax() const -{ - return m_max; -} - - -bool GUIEditBoxWithScrollBar::processMouse(const SEvent& event) -{ - switch (event.MouseInput.Event) - { - case irr::EMIE_LMOUSE_LEFT_UP: - if (Environment->hasFocus(this)) { - m_cursor_pos = getCursorPos(event.MouseInput.X, event.MouseInput.Y); - if (m_mouse_marking) { - setTextMarkers(m_mark_begin, m_cursor_pos); - } - m_mouse_marking = false; - calculateScrollPos(); - return true; - } - break; - case irr::EMIE_MOUSE_MOVED: - { - if (m_mouse_marking) { - m_cursor_pos = getCursorPos(event.MouseInput.X, event.MouseInput.Y); - setTextMarkers(m_mark_begin, m_cursor_pos); - calculateScrollPos(); - return true; - } - } - break; - case EMIE_LMOUSE_PRESSED_DOWN: - - if (!Environment->hasFocus(this)) { - m_blink_start_time = porting::getTimeMs(); - m_mouse_marking = true; - m_cursor_pos = getCursorPos(event.MouseInput.X, event.MouseInput.Y); - setTextMarkers(m_cursor_pos, m_cursor_pos); - calculateScrollPos(); - return true; - } else { - if (!AbsoluteClippingRect.isPointInside( - core::position2d<s32>(event.MouseInput.X, event.MouseInput.Y))) { - return false; - } else { - // move cursor - m_cursor_pos = getCursorPos(event.MouseInput.X, event.MouseInput.Y); - - s32 newMarkBegin = m_mark_begin; - if (!m_mouse_marking) - newMarkBegin = m_cursor_pos; - - m_mouse_marking = true; - setTextMarkers(newMarkBegin, m_cursor_pos); - calculateScrollPos(); - return true; - } - } - default: - break; - } - - return false; -} - - s32 GUIEditBoxWithScrollBar::getCursorPos(s32 x, s32 y) { IGUIFont* font = getActiveFont(); @@ -1075,21 +482,6 @@ void GUIEditBoxWithScrollBar::setTextRect(s32 line) } -s32 GUIEditBoxWithScrollBar::getLineFromPos(s32 pos) -{ - if (!m_word_wrap && !m_multiline) - return 0; - - s32 i = 0; - while (i < (s32)m_broken_text_positions.size()) { - if (m_broken_text_positions[i] > pos) - return i - 1; - ++i; - } - return (s32)m_broken_text_positions.size() - 1; -} - - void GUIEditBoxWithScrollBar::inputChar(wchar_t c) { if (!isEnabled()) @@ -1259,30 +651,6 @@ void GUIEditBoxWithScrollBar::calculateFrameRect() updateVScrollBar(); } -//! set text markers -void GUIEditBoxWithScrollBar::setTextMarkers(s32 begin, s32 end) -{ - if (begin != m_mark_begin || end != m_mark_end) { - m_mark_begin = begin; - m_mark_end = end; - sendGuiEvent(EGET_EDITBOX_MARKING_CHANGED); - } -} - -//! send some gui event to parent -void GUIEditBoxWithScrollBar::sendGuiEvent(EGUI_EVENT_TYPE type) -{ - if (Parent) { - SEvent e; - e.EventType = EET_GUI_EVENT; - e.GUIEvent.Caller = this; - e.GUIEvent.Element = 0; - e.GUIEvent.EventType = type; - - Parent->OnEvent(e); - } -} - //! create a vertical scroll bar void GUIEditBoxWithScrollBar::createVScrollBar() { @@ -1302,61 +670,7 @@ void GUIEditBoxWithScrollBar::createVScrollBar() m_vscrollbar->setLargeStep(1); } -void GUIEditBoxWithScrollBar::updateVScrollBar() -{ - if (!m_vscrollbar) { - return; - } - - // OnScrollBarChanged(...) - if (m_vscrollbar->getPos() != m_vscroll_pos) { - s32 deltaScrollY = m_vscrollbar->getPos() - m_vscroll_pos; - m_current_text_rect.UpperLeftCorner.Y -= deltaScrollY; - m_current_text_rect.LowerRightCorner.Y -= deltaScrollY; - - s32 scrollymax = getTextDimension().Height - m_frame_rect.getHeight(); - if (scrollymax != m_vscrollbar->getMax()) { - // manage a newline or a deleted line - m_vscrollbar->setMax(scrollymax); - m_vscrollbar->setPageSize(s32(getTextDimension().Height)); - calculateScrollPos(); - } else { - // manage a newline or a deleted line - m_vscroll_pos = m_vscrollbar->getPos(); - } - } - - // check if a vertical scrollbar is needed ? - if (getTextDimension().Height > (u32) m_frame_rect.getHeight()) { - m_frame_rect.LowerRightCorner.X -= m_scrollbar_width; - - s32 scrollymax = getTextDimension().Height - m_frame_rect.getHeight(); - if (scrollymax != m_vscrollbar->getMax()) { - m_vscrollbar->setMax(scrollymax); - m_vscrollbar->setPageSize(s32(getTextDimension().Height)); - } - - if (!m_vscrollbar->isVisible()) { - m_vscrollbar->setVisible(true); - } - } else { - if (m_vscrollbar->isVisible()) - { - m_vscrollbar->setVisible(false); - m_vscroll_pos = 0; - m_vscrollbar->setPos(0); - m_vscrollbar->setMax(1); - m_vscrollbar->setPageSize(s32(getTextDimension().Height)); - } - } -} - -//! set true if this editbox is writable -void GUIEditBoxWithScrollBar::setWritable(bool writable) -{ - m_writable = writable; -} //! Change the background color void GUIEditBoxWithScrollBar::setBackgroundColor(const video::SColor &bg_color) |