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InputTextMultiline() preserve activeid/cursor/selection when using scrollbar + tidying up (#200)

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This commit is contained in:
ocornut 2015-06-18 11:57:43 -06:00
parent 9180126db6
commit 8fbb4a566a
1 changed files with 20 additions and 16 deletions
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36
imgui.cpp
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@ -6819,9 +6819,10 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
g.MouseCursor = ImGuiMouseCursor_TextInput;
}
const bool user_clicked = hovered && io.MouseClicked[0];
const bool user_scrolled = is_multiline && g.ActiveId == 0 && edit_state.Id == id && g.ActiveIdPreviousFrame == draw_window->GetID("#SCROLLY");
bool select_all = (g.ActiveId != id) && (flags & ImGuiInputTextFlags_AutoSelectAll) != 0;
if (focus_requested || user_clicked)
if (focus_requested || user_clicked || user_scrolled)
{
if (g.ActiveId != id)
{
@ -7107,7 +7108,6 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
if (g.ActiveId == id)
{
edit_state.CursorAnim += g.IO.DeltaTime;
if (edit_state.CursorFollow)
{
edit_state.CursorFollow = false;
@ -7133,11 +7133,13 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
}
}
if (edit_state.Id == id) // Display selection if we are last active so that it shows when it use scrollbar
if (g.ActiveId == id || (edit_state.Id == id && is_multiline && g.ActiveId == draw_window->GetID("#SCROLLY")))
{
edit_state.CursorAnim += g.IO.DeltaTime;
// Draw selection
const int select_begin_idx = edit_state.StbState.select_start;
const int select_end_idx = edit_state.StbState.select_end;
int select_begin_idx = edit_state.StbState.select_start;
int select_end_idx = edit_state.StbState.select_end;
if (select_begin_idx != select_end_idx)
{
// FIXME-OPT
@ -7146,7 +7148,7 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
ImVec2 rect_pos;
CalcTextSizeW(g.Font, g.FontSize, FLT_MAX, edit_state.Text.begin(), text_selected_begin, NULL, &rect_pos);
ImU32 font_color = draw_window->Color(ImGuiCol_TextSelectedBg);
ImU32 bg_color = draw_window->Color(ImGuiCol_TextSelectedBg);
for (const ImWchar* p = text_selected_begin; p < text_selected_end; )
{
ImVec2 rect_size = CalcTextSizeW(g.Font, g.FontSize, FLT_MAX, p, text_selected_end, &p, NULL, true);
@ -7154,21 +7156,14 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
ImRect rect(render_pos - render_scroll + rect_pos + ImVec2(0.0f, (p == text_selected_begin) ? -font_offy_up : -g.FontSize), render_pos - render_scroll + rect_pos + ImVec2(rect_size.x, (p == text_selected_end) ? +font_offy_dn : 0.0f));
rect.Clip(clip_rect);
if (rect.Overlaps(clip_rect))
draw_window->DrawList->AddRectFilled(rect.Min, rect.Max, font_color);
draw_window->DrawList->AddRectFilled(rect.Min, rect.Max, bg_color);
rect_pos.x = 0.0f;
rect_pos.y += g.FontSize;
}
}
}
draw_window->DrawList->AddText(g.Font, g.FontSize, render_pos - render_scroll, draw_window->Color(ImGuiCol_Text), buf, NULL, 0.0f, is_multiline ? NULL : &clip_rect);
draw_window->DrawList->AddText(g.Font, g.FontSize, render_pos - render_scroll, draw_window->Color(ImGuiCol_Text), buf, NULL, 0.0f, is_multiline ? NULL : &clip_rect);
// Log as text
if (GImGui->LogEnabled)
LogText(render_pos, buf, NULL);
if (g.ActiveId == id)
{
ImVec2 cursor_pos;
CalcTextSizeW(g.Font, g.FontSize, FLT_MAX, edit_state.Text.begin(), edit_state.Text.begin() + edit_state.StbState.cursor, NULL, &cursor_pos);
cursor_pos += render_pos - ImVec2(edit_state.ScrollX, 0.0f);
@ -7183,6 +7178,11 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
edit_state.InputCursorScreenPos = cursor_pos;
}
else
{
// Render text only
draw_window->DrawList->AddText(g.Font, g.FontSize, render_pos - render_scroll, draw_window->Color(ImGuiCol_Text), buf, NULL, 0.0f, is_multiline ? NULL : &clip_rect);
}
if (is_multiline)
{
@ -7193,6 +7193,10 @@ static bool InputTextEx(const char* label, char* buf, size_t buf_size, const ImV
ImGui::EndGroup();
}
// Log as text
if (GImGui->LogEnabled)
LogText(render_pos, buf, NULL);
if (label_size.x > 0)
RenderText(ImVec2(frame_bb.Max.x + style.ItemInnerSpacing.x, frame_bb.Min.y + style.FramePadding.y), label);
@ -9752,7 +9756,7 @@ static inline int ImTextCharToUtf8(char* buf, size_t buf_size, unsigned int c)
{
buf[0] = (char)c;
return 1;
}
}
if (c < 0x800)
{
if (buf_size < 2) return 0;