theme.py

import gradio as gr 

# gradio可用颜色列表
# gr.themes.utils.colors.slate (石板色)
# gr.themes.utils.colors.gray (灰色)
# gr.themes.utils.colors.zinc (锌色)
# gr.themes.utils.colors.neutral (中性色)
# gr.themes.utils.colors.stone (石头色)
# gr.themes.utils.colors.red (红色)
# gr.themes.utils.colors.orange (橙色)
# gr.themes.utils.colors.amber (琥珀色)
# gr.themes.utils.colors.yellow (黄色)
# gr.themes.utils.colors.lime (酸橙色)
# gr.themes.utils.colors.green (绿色)
# gr.themes.utils.colors.emerald (祖母绿)
# gr.themes.utils.colors.teal (青蓝色)
# gr.themes.utils.colors.cyan (青色)
# gr.themes.utils.colors.sky (天蓝色)
# gr.themes.utils.colors.blue (蓝色)
# gr.themes.utils.colors.indigo (靛蓝色)
# gr.themes.utils.colors.violet (紫罗兰色)
# gr.themes.utils.colors.purple (紫色)
# gr.themes.utils.colors.fuchsia (洋红色)
# gr.themes.utils.colors.pink (粉红色)
# gr.themes.utils.colors.rose (玫瑰色)

def adjust_theme():
    try: 
        color_er = gr.themes.utils.colors.fuchsia
        set_theme = gr.themes.Default( 
                        primary_hue=gr.themes.utils.colors.orange,
                        neutral_hue=gr.themes.utils.colors.gray,
                        font=["sans-serif", "Microsoft YaHei", "ui-sans-serif", "system-ui", "sans-serif", gr.themes.utils.fonts.GoogleFont("Source Sans Pro")], 
                        font_mono=["ui-monospace", "Consolas", "monospace", gr.themes.utils.fonts.GoogleFont("IBM Plex Mono")])
        set_theme.set(
            # Colors
            input_background_fill_dark="*neutral_800",
            # Transition
            button_transition="none",
            # Shadows
            button_shadow="*shadow_drop",
            button_shadow_hover="*shadow_drop_lg",
            button_shadow_active="*shadow_inset",
            input_shadow="0 0 0 *shadow_spread transparent, *shadow_inset",
            input_shadow_focus="0 0 0 *shadow_spread *secondary_50, *shadow_inset",
            input_shadow_focus_dark="0 0 0 *shadow_spread *neutral_700, *shadow_inset",
            checkbox_label_shadow="*shadow_drop",
            block_shadow="*shadow_drop",
            form_gap_width="1px",
            # Button borders
            input_border_width="1px",
            input_background_fill="white",
            # Gradients
            stat_background_fill="linear-gradient(to right, *primary_400, *primary_200)",
            stat_background_fill_dark="linear-gradient(to right, *primary_400, *primary_600)",
            error_background_fill=f"linear-gradient(to right, {color_er.c100}, *background_fill_secondary)",
            error_background_fill_dark="*background_fill_primary",
            checkbox_label_background_fill="linear-gradient(to top, *neutral_50, white)",
            checkbox_label_background_fill_dark="linear-gradient(to top, *neutral_900, *neutral_800)",
            checkbox_label_background_fill_hover="linear-gradient(to top, *neutral_100, white)",
            checkbox_label_background_fill_hover_dark="linear-gradient(to top, *neutral_900, *neutral_800)",
            button_primary_background_fill="linear-gradient(to bottom right, *primary_100, *primary_300)",
            button_primary_background_fill_dark="linear-gradient(to bottom right, *primary_500, *primary_600)",
            button_primary_background_fill_hover="linear-gradient(to bottom right, *primary_100, *primary_200)",
            button_primary_background_fill_hover_dark="linear-gradient(to bottom right, *primary_500, *primary_500)",
            button_primary_border_color_dark="*primary_500",
            button_secondary_background_fill="linear-gradient(to bottom right, *neutral_100, *neutral_200)",
            button_secondary_background_fill_dark="linear-gradient(to bottom right, *neutral_600, *neutral_700)",
            button_secondary_background_fill_hover="linear-gradient(to bottom right, *neutral_100, *neutral_100)",
            button_secondary_background_fill_hover_dark="linear-gradient(to bottom right, *neutral_600, *neutral_600)",
            button_cancel_background_fill=f"linear-gradient(to bottom right, {color_er.c100}, {color_er.c200})",
            button_cancel_background_fill_dark=f"linear-gradient(to bottom right, {color_er.c600}, {color_er.c700})",
            button_cancel_background_fill_hover=f"linear-gradient(to bottom right, {color_er.c100}, {color_er.c100})",
            button_cancel_background_fill_hover_dark=f"linear-gradient(to bottom right, {color_er.c600}, {color_er.c600})",
            button_cancel_border_color=color_er.c200,
            button_cancel_border_color_dark=color_er.c600,
            button_cancel_text_color=color_er.c600,
            button_cancel_text_color_dark="white",
        )
    except: 
        set_theme = None; print('gradio版本较旧, 不能自定义字体和颜色')
    return set_theme

advanced_css = """
/* 设置表格的外边距为1em，内部单元格之间边框合并，空单元格显示. */
.markdown-body table {
    margin: 1em 0;
    border-collapse: collapse;
    empty-cells: show;
}

/* 设置表格单元格的内边距为5px，边框粗细为1.2px，颜色为--border-color-primary. */
.markdown-body th, .markdown-body td {
    border: 1.2px solid var(--border-color-primary);
    padding: 5px;
}

/* 设置表头背景颜色为rgba(175,184,193,0.2)，透明度为0.2. */
.markdown-body thead {
    background-color: rgba(175,184,193,0.2);
}

/* 设置表头单元格的内边距为0.5em和0.2em. */
.markdown-body thead th {
    padding: .5em .2em;
}

/* 去掉列表前缀的默认间距，使其与文本线对齐. */
.markdown-body ol, .markdown-body ul {
    padding-inline-start: 2em !important;
}

/* 设定聊天气泡的样式，包括圆角、最大宽度和阴影等. */
[class *= "message"] {
    border-radius: var(--radius-xl) !important;
    /* padding: var(--spacing-xl) !important; */
    /* font-size: var(--text-md) !important; */
    /* line-height: var(--line-md) !important; */
    /* min-height: calc(var(--text-md)*var(--line-md) + 2*var(--spacing-xl)); */
    /* min-width: calc(var(--text-md)*var(--line-md) + 2*var(--spacing-xl)); */
}
[data-testid = "bot"] {
    max-width: 95%;
    /* width: auto !important; */
    border-bottom-left-radius: 0 !important;
}
[data-testid = "user"] {
    max-width: 100%;
    /* width: auto !important; */
    border-bottom-right-radius: 0 !important;
}

/* 行内代码的背景设为淡灰色，设定圆角和间距. */
.markdown-body code {
    display: inline;
    white-space: break-spaces;
    border-radius: 6px;
    margin: 0 2px 0 2px;
    padding: .2em .4em .1em .4em;
    background-color: rgba(175,184,193,0.2);
}
/* 设定代码块的样式，包括背景颜色、内、外边距、圆角。 */
.markdown-body pre code {
    display: block;
    overflow: auto;
    white-space: pre;
    background-color: rgba(175,184,193,0.2);
    border-radius: 10px;
    padding: 1em;
    margin: 1em 2em 1em 0.5em;
}
"""