CMake/Source/CursesDialog/cmCursesLongMessageForm.cxx

178 lines
4.1 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmCursesLongMessageForm.h"
#include "cmCursesForm.h"
#include "cmCursesMainForm.h"
#include "cmCursesStandardIncludes.h"
#include "cmVersion.h"
#include <stdio.h>
#include <string.h>
inline int ctrl(int z)
{
return (z & 037);
}
cmCursesLongMessageForm::cmCursesLongMessageForm(
std::vector<std::string> const& messages, const char* title)
{
// Append all messages into on big string
std::vector<std::string>::const_iterator it;
for (it = messages.begin(); it != messages.end(); it++) {
this->Messages += (*it);
// Add one blank line after each message
this->Messages += "\n\n";
}
this->Title = title;
this->Fields[0] = CM_NULLPTR;
this->Fields[1] = CM_NULLPTR;
}
cmCursesLongMessageForm::~cmCursesLongMessageForm()
{
if (this->Fields[0]) {
free_field(this->Fields[0]);
}
}
void cmCursesLongMessageForm::UpdateStatusBar()
{
int x, y;
getmaxyx(stdscr, y, x);
char bar[cmCursesMainForm::MAX_WIDTH];
size_t size = strlen(this->Title.c_str());
if (size >= cmCursesMainForm::MAX_WIDTH) {
size = cmCursesMainForm::MAX_WIDTH - 1;
}
strncpy(bar, this->Title.c_str(), size);
for (size_t i = size - 1; i < cmCursesMainForm::MAX_WIDTH; i++) {
bar[i] = ' ';
}
int width;
if (x < cmCursesMainForm::MAX_WIDTH) {
width = x;
} else {
width = cmCursesMainForm::MAX_WIDTH - 1;
}
bar[width] = '\0';
char version[cmCursesMainForm::MAX_WIDTH];
char vertmp[128];
sprintf(vertmp, "CMake Version %s", cmVersion::GetCMakeVersion());
size_t sideSpace = (width - strlen(vertmp));
for (size_t i = 0; i < sideSpace; i++) {
version[i] = ' ';
}
sprintf(version + sideSpace, "%s", vertmp);
version[width] = '\0';
char fmt_s[] = "%s";
curses_move(y - 4, 0);
attron(A_STANDOUT);
printw(fmt_s, bar);
attroff(A_STANDOUT);
curses_move(y - 3, 0);
printw(fmt_s, version);
pos_form_cursor(this->Form);
}
void cmCursesLongMessageForm::PrintKeys()
{
int x, y;
getmaxyx(stdscr, y, x);
if (x < cmCursesMainForm::MIN_WIDTH || y < cmCursesMainForm::MIN_HEIGHT) {
return;
}
char firstLine[512];
sprintf(firstLine, "Press [e] to exit help");
char fmt_s[] = "%s";
curses_move(y - 2, 0);
printw(fmt_s, firstLine);
pos_form_cursor(this->Form);
}
void cmCursesLongMessageForm::Render(int /*left*/, int /*top*/, int /*width*/,
int /*height*/)
{
int x, y;
getmaxyx(stdscr, y, x);
if (this->Form) {
unpost_form(this->Form);
free_form(this->Form);
this->Form = CM_NULLPTR;
}
const char* msg = this->Messages.c_str();
curses_clear();
if (this->Fields[0]) {
free_field(this->Fields[0]);
this->Fields[0] = CM_NULLPTR;
}
this->Fields[0] = new_field(y - 6, x - 2, 1, 1, 0, 0);
field_opts_off(this->Fields[0], O_STATIC);
this->Form = new_form(this->Fields);
post_form(this->Form);
int i = 0;
form_driver(this->Form, REQ_BEG_FIELD);
while (msg[i] != '\0' && i < 60000) {
if (msg[i] == '\n' && msg[i + 1] != '\0') {
form_driver(this->Form, REQ_NEW_LINE);
} else {
form_driver(this->Form, msg[i]);
}
i++;
}
form_driver(this->Form, REQ_BEG_FIELD);
this->UpdateStatusBar();
this->PrintKeys();
touchwin(stdscr);
refresh();
}
void cmCursesLongMessageForm::HandleInput()
{
if (!this->Form) {
return;
}
char debugMessage[128];
for (;;) {
int key = getch();
sprintf(debugMessage, "Message widget handling input, key: %d", key);
cmCursesForm::LogMessage(debugMessage);
// quit
if (key == 'o' || key == 'e') {
break;
} else if (key == KEY_DOWN || key == ctrl('n')) {
form_driver(this->Form, REQ_SCR_FLINE);
} else if (key == KEY_UP || key == ctrl('p')) {
form_driver(this->Form, REQ_SCR_BLINE);
} else if (key == KEY_NPAGE || key == ctrl('d')) {
form_driver(this->Form, REQ_SCR_FPAGE);
} else if (key == KEY_PPAGE || key == ctrl('u')) {
form_driver(this->Form, REQ_SCR_BPAGE);
}
this->UpdateStatusBar();
this->PrintKeys();
touchwin(stdscr);
wrefresh(stdscr);
}
}