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Added InputTextWithHint() (#2400)

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Squashed commit of the following:

commit 1970d84051d3878f8c1354d9c33c795d9c66143f
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Tue Mar 5 12:20:39 2019 -0500

    Removing sneaky tabulations #2 (why, editor T-T)

    I should update my settings, I guess

commit 219bdfcb7fbd17edf3048cb0edfde2532e4d6ac3
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Tue Mar 5 12:17:27 2019 -0500

    Removing useless check introduced in b0d172

commit 8afd7a2b459df0eb14eca88d832d2bebd1e684e6
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Tue Mar 5 11:49:24 2019 -0500

    Removing sneaky tabulations

commit 8e0490863126d63cafc782a6aac8707e44f95653
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Tue Mar 5 11:45:13 2019 -0500

    Moving InputTextHinted code to InputTextEx

commit b0d1723a2fb02d17ba15b9c1e679dedbbe3c17fd
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Tue Mar 5 00:23:02 2019 -0500

    C++11 to C++98

commit 9afeae399826015357962607b4aeb0109fde698e
Author: Lucas Lazare <lazarelucas@yahoo.fr>
Date:   Mon Mar 4 23:43:28 2019 -0500

    Added InputTextHinted
This commit is contained in:
Lucas Lazare
2019-03-06 14:31:19 +01:00
committed by omar
parent fe48368cb2
commit ab80ee6453
6 changed files with 62 additions and 11 deletions
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52
imgui_widgets.cpp
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@ -2692,7 +2692,7 @@ bool ImGui::InputScalarAsWidgetReplacement(const ImRect& bb, ImGuiID id, const c
DataTypeFormatString(data_buf, IM_ARRAYSIZE(data_buf), data_type, data_ptr, format);
ImStrTrimBlanks(data_buf);
ImGuiInputTextFlags flags = ImGuiInputTextFlags_AutoSelectAll | ((data_type == ImGuiDataType_Float || data_type == ImGuiDataType_Double) ? ImGuiInputTextFlags_CharsScientific : ImGuiInputTextFlags_CharsDecimal);
bool value_changed = InputTextEx(label, data_buf, IM_ARRAYSIZE(data_buf), bb.GetSize(), flags);
bool value_changed = InputTextEx(label, NULL, data_buf, IM_ARRAYSIZE(data_buf), bb.GetSize(), flags);
if (g.ScalarAsInputTextId == 0)
{
// First frame we started displaying the InputText widget, we expect it to take the active id.
@ -2883,9 +2883,10 @@ bool ImGui::InputDouble(const char* label, double* v, double step, double step_f
}
//-------------------------------------------------------------------------
// [SECTION] Widgets: InputText, InputTextMultiline
// [SECTION] Widgets: InputText, InputTextMultiline, InputTextWithHint
//-------------------------------------------------------------------------
// - InputText()
// - InputTextWithHint()
// - InputTextMultiline()
// - InputTextEx() [Internal]
//-------------------------------------------------------------------------
@ -2893,12 +2894,17 @@ bool ImGui::InputDouble(const char* label, double* v, double step, double step_f
bool ImGui::InputText(const char* label, char* buf, size_t buf_size, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback, void* user_data)
{
IM_ASSERT(!(flags & ImGuiInputTextFlags_Multiline)); // call InputTextMultiline()
return InputTextEx(label, buf, (int)buf_size, ImVec2(0,0), flags, callback, user_data);
return InputTextEx(label, NULL, buf, (int)buf_size, ImVec2(0,0), flags, callback, user_data);
}
bool ImGui::InputTextMultiline(const char* label, char* buf, size_t buf_size, const ImVec2& size, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback, void* user_data)
{
return InputTextEx(label, buf, (int)buf_size, size, flags | ImGuiInputTextFlags_Multiline, callback, user_data);
return InputTextEx(label, NULL, buf, (int)buf_size, size, flags | ImGuiInputTextFlags_Multiline, callback, user_data);
}
bool ImGui::InputTextWithHint(const char* label, const char* hint, char* buf, size_t buf_size, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback, void* user_data)
{
return InputTextEx(label, hint, buf, (int)buf_size, ImVec2(0,0), flags, callback, user_data);
}
static int InputTextCalcTextLenAndLineCount(const char* text_begin, const char** out_text_end)
@ -3193,7 +3199,7 @@ static bool InputTextFilterCharacter(unsigned int* p_char, ImGuiInputTextFlags f
// - If you want to use ImGui::InputText() with std::string, see misc/cpp/imgui_stdlib.h
// (FIXME: Rather confusing and messy function, among the worse part of our codebase, expecting to rewrite a V2 at some point.. Partly because we are
// doing UTF8 > U16 > UTF8 conversions on the go to easily interface with stb_textedit. Ideally should stay in UTF-8 all the time. See https://github.com/nothings/stb/issues/188)
bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2& size_arg, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback, void* callback_user_data)
bool ImGui::InputTextEx(const char* label, const char* hint, char* buf, int buf_size, const ImVec2& size_arg, ImGuiInputTextFlags flags, ImGuiInputTextCallback callback, void* callback_user_data)
{
ImGuiWindow* window = GetCurrentWindow();
if (window->SkipItems)
@ -3725,6 +3731,7 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
const int buf_display_max_length = 2 * 1024 * 1024;
const char* buf_display = NULL;
const char* buf_display_end = NULL;
ImGuiCol text_color = ImGuiCol_COUNT;
// Render text. We currently only render selection when the widget is active or while scrolling.
// FIXME: We could remove the '&& render_cursor' to keep rendering selection when inactive.
@ -3861,11 +3868,26 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
}
}
if (state->CurLenA != 0 || hint == NULL)
{
buf_display = (!is_readonly && state->TextAIsValid) ? state->TextA.Data : buf;
buf_display_end = buf_display + state->CurLenA;
text_color = ImGuiCol_Text;
}
else
{
buf_display = hint;
buf_display_end = hint + strlen(hint);
text_color = ImGuiCol_TextDisabled;
}
// We test for 'buf_display_max_length' as a way to avoid some pathological cases (e.g. single-line 1 MB string) which would make ImDrawList crash.
buf_display = (!is_readonly && state->TextAIsValid) ? state->TextA.Data : buf;
buf_display_end = buf_display + state->CurLenA;
if (is_multiline || (buf_display_end - buf_display) < buf_display_max_length)
draw_window->DrawList->AddText(g.Font, g.FontSize, draw_pos - draw_scroll, GetColorU32(ImGuiCol_Text), buf_display, buf_display_end, 0.0f, is_multiline ? NULL : &clip_rect);
{
IM_ASSERT(text_color != ImGuiCol_COUNT);
draw_window->DrawList->AddText(g.Font, g.FontSize, draw_pos - draw_scroll, GetColorU32(text_color), buf_display, buf_display_end, 0.0f, is_multiline ? NULL : &clip_rect);
}
// Draw blinking cursor
if (render_cursor)
@ -3885,6 +3907,7 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
else
{
// Render text only (no selection, no cursor)
text_color = ImGuiCol_Text;
buf_display = (g.ActiveId == id && !is_readonly && state->TextAIsValid) ? state->TextA.Data : buf;
if (is_multiline)
text_size = ImVec2(size.x, InputTextCalcTextLenAndLineCount(buf_display, &buf_display_end) * g.FontSize); // We don't need width
@ -3892,8 +3915,19 @@ bool ImGui::InputTextEx(const char* label, char* buf, int buf_size, const ImVec2
buf_display_end = buf_display + state->CurLenA;
else
buf_display_end = buf_display + strlen(buf_display);
if (buf_display_end == buf_display && hint != NULL)
{
buf_display = hint;
buf_display_end = buf_display + strlen(buf_display);
text_color = ImGuiCol_TextDisabled;
}
if (is_multiline || (buf_display_end - buf_display) < buf_display_max_length)
draw_window->DrawList->AddText(g.Font, g.FontSize, draw_pos, GetColorU32(ImGuiCol_Text), buf_display, buf_display_end, 0.0f, is_multiline ? NULL : &clip_rect);
{
IM_ASSERT(text_color != ImGuiCol_COUNT);
draw_window->DrawList->AddText(g.Font, g.FontSize, draw_pos, GetColorU32(text_color), buf_display, buf_display_end, 0.0f, is_multiline ? NULL : &clip_rect);
}
}
if (is_multiline)